65995280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:169

約数の個数: 160

約数和(自身を含む): 179988480

約数和(自身を除く): 113993200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 31, 40, 46, 52, 62, 65, 80, 89, 92, 104, 115, 124, 130, 155, 178, 184, 208, 230, 248, 260, 299, 310, 356, 368, 403, 445, 460, 496, 520, 598, 620, 712, 713, 806, 890, 920, 1040, 1157, 1196, 1240, 1424, 1426, 1495, 1612, 1780, 1840, 2015, 2047, 2314, 2392, 2480, 2759, 2852, 2990, 3224, 3560, 3565, 4030, 4094, 4628, 4784, 5518, 5704, 5785, 5980, 6448, 7120, 7130, 8060, 8188, 9256, 9269, 10235, 11036, 11408, 11570, 11960, 13795, 14260, 16120, 16376, 18512, 18538, 20470, 22072, 23140, 23920, 26611, 27590, 28520, 32240, 32752, 35867, 37076, 40940, 44144, 46280, 46345, 53222, 55180, 57040, 63457, 71734, 74152, 81880, 92560, 92690, 106444, 110360, 126914, 133055, 143468, 148304, 163760, 179335, 185380, 212888, 220720, 253828, 266110, 286936, 317285, 358670, 370760, 425776, 507656, 532220, 573872, 634570, 717340, 741520, 824941, 1015312, 1064440, 1269140, 1434680, 1649882, 2128880, 2538280, 2869360, 3299764, 4124705, 5076560, 6599528, 8249410, 13199056, 16498820, 32997640, 65995280]

約数ペア:

[(1, 65995280), (2, 32997640), (4, 16498820), (5, 13199056), (8, 8249410), (10, 6599528), (13, 5076560), (16, 4124705), (20, 3299764), (23, 2869360), (26, 2538280), (31, 2128880), (40, 1649882), (46, 1434680), (52, 1269140), (62, 1064440), (65, 1015312), (80, 824941), (89, 741520), (92, 717340), (104, 634570), (115, 573872), (124, 532220), (130, 507656), (155, 425776), (178, 370760), (184, 358670), (208, 317285), (230, 286936), (248, 266110), (260, 253828), (299, 220720), (310, 212888), (356, 185380), (368, 179335), (403, 163760), (445, 148304), (460, 143468), (496, 133055), (520, 126914), (598, 110360), (620, 106444), (712, 92690), (713, 92560), (806, 81880), (890, 74152), (920, 71734), (1040, 63457), (1157, 57040), (1196, 55180), (1240, 53222), (1424, 46345), (1426, 46280), (1495, 44144), (1612, 40940), (1780, 37076), (1840, 35867), (2015, 32752), (2047, 32240), (2314, 28520), (2392, 27590), (2480, 26611), (2759, 23920), (2852, 23140), (2990, 22072), (3224, 20470), (3560, 18538), (3565, 18512), (4030, 16376), (4094, 16120), (4628, 14260), (4784, 13795), (5518, 11960), (5704, 11570), (5785, 11408), (5980, 11036), (6448, 10235), (7120, 9269), (7130, 9256), (8060, 8188)]