8168185040

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1609}}^1$

素因数の和:1765

約数の個数: 160

約数和(自身を含む): 20698675200

約数和(自身を除く): 12530490160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 89, 92, 115, 124, 155, 178, 184, 230, 248, 310, 356, 368, 445, 460, 496, 620, 712, 713, 890, 920, 1240, 1424, 1426, 1609, 1780, 1840, 2047, 2480, 2759, 2852, 3218, 3560, 3565, 4094, 5518, 5704, 6436, 7120, 7130, 8045, 8188, 10235, 11036, 11408, 12872, 13795, 14260, 16090, 16376, 20470, 22072, 25744, 27590, 28520, 32180, 32752, 37007, 40940, 44144, 49879, 55180, 57040, 63457, 64360, 74014, 81880, 99758, 110360, 126914, 128720, 143201, 148028, 163760, 185035, 199516, 220720, 249395, 253828, 286402, 296056, 317285, 370070, 399032, 498790, 507656, 572804, 592112, 634570, 716005, 740140, 798064, 997580, 1015312, 1145608, 1147217, 1269140, 1432010, 1480280, 1995160, 2291216, 2294434, 2538280, 2864020, 2960560, 3293623, 3990320, 4439231, 4588868, 5076560, 5728040, 5736085, 6587246, 8878462, 9177736, 11456080, 11472170, 13174492, 16468115, 17756924, 18355472, 22196155, 22944340, 26348984, 32936230, 35513848, 44392310, 45888680, 52697968, 65872460, 71027696, 88784620, 91777360, 102102313, 131744920, 177569240, 204204626, 263489840, 355138480, 408409252, 510511565, 816818504, 1021023130, 1633637008, 2042046260, 4084092520, 8168185040]

約数ペア:

[(1, 8168185040), (2, 4084092520), (4, 2042046260), (5, 1633637008), (8, 1021023130), (10, 816818504), (16, 510511565), (20, 408409252), (23, 355138480), (31, 263489840), (40, 204204626), (46, 177569240), (62, 131744920), (80, 102102313), (89, 91777360), (92, 88784620), (115, 71027696), (124, 65872460), (155, 52697968), (178, 45888680), (184, 44392310), (230, 35513848), (248, 32936230), (310, 26348984), (356, 22944340), (368, 22196155), (445, 18355472), (460, 17756924), (496, 16468115), (620, 13174492), (712, 11472170), (713, 11456080), (890, 9177736), (920, 8878462), (1240, 6587246), (1424, 5736085), (1426, 5728040), (1609, 5076560), (1780, 4588868), (1840, 4439231), (2047, 3990320), (2480, 3293623), (2759, 2960560), (2852, 2864020), (3218, 2538280), (3560, 2294434), (3565, 2291216), (4094, 1995160), (5518, 1480280), (5704, 1432010), (6436, 1269140), (7120, 1147217), (7130, 1145608), (8045, 1015312), (8188, 997580), (10235, 798064), (11036, 740140), (11408, 716005), (12872, 634570), (13795, 592112), (14260, 572804), (16090, 507656), (16376, 498790), (20470, 399032), (22072, 370070), (25744, 317285), (27590, 296056), (28520, 286402), (32180, 253828), (32752, 249395), (37007, 220720), (40940, 199516), (44144, 185035), (49879, 163760), (55180, 148028), (57040, 143201), (63457, 128720), (64360, 126914), (74014, 110360), (81880, 99758)]