91280800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:231

約数の個数: 144

約数和(自身を含む): 245421792

約数和(自身を除く): 154140992

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 67, 80, 100, 104, 130, 131, 134, 160, 200, 208, 260, 262, 268, 325, 335, 400, 416, 520, 524, 536, 650, 655, 670, 800, 871, 1040, 1048, 1072, 1300, 1310, 1340, 1675, 1703, 1742, 2080, 2096, 2144, 2600, 2620, 2680, 3275, 3350, 3406, 3484, 4192, 4355, 5200, 5240, 5360, 6550, 6700, 6812, 6968, 8515, 8710, 8777, 10400, 10480, 10720, 13100, 13400, 13624, 13936, 17030, 17420, 17554, 20960, 21775, 26200, 26800, 27248, 27872, 34060, 34840, 35108, 42575, 43550, 43885, 52400, 53600, 54496, 68120, 69680, 70216, 85150, 87100, 87770, 104800, 114101, 136240, 139360, 140432, 170300, 174200, 175540, 219425, 228202, 272480, 280864, 340600, 348400, 351080, 438850, 456404, 570505, 681200, 696800, 702160, 877700, 912808, 1141010, 1362400, 1404320, 1755400, 1825616, 2282020, 2852525, 3510800, 3651232, 4564040, 5705050, 7021600, 9128080, 11410100, 18256160, 22820200, 45640400, 91280800]

約数ペア:

[(1, 91280800), (2, 45640400), (4, 22820200), (5, 18256160), (8, 11410100), (10, 9128080), (13, 7021600), (16, 5705050), (20, 4564040), (25, 3651232), (26, 3510800), (32, 2852525), (40, 2282020), (50, 1825616), (52, 1755400), (65, 1404320), (67, 1362400), (80, 1141010), (100, 912808), (104, 877700), (130, 702160), (131, 696800), (134, 681200), (160, 570505), (200, 456404), (208, 438850), (260, 351080), (262, 348400), (268, 340600), (325, 280864), (335, 272480), (400, 228202), (416, 219425), (520, 175540), (524, 174200), (536, 170300), (650, 140432), (655, 139360), (670, 136240), (800, 114101), (871, 104800), (1040, 87770), (1048, 87100), (1072, 85150), (1300, 70216), (1310, 69680), (1340, 68120), (1675, 54496), (1703, 53600), (1742, 52400), (2080, 43885), (2096, 43550), (2144, 42575), (2600, 35108), (2620, 34840), (2680, 34060), (3275, 27872), (3350, 27248), (3406, 26800), (3484, 26200), (4192, 21775), (4355, 20960), (5200, 17554), (5240, 17420), (5360, 17030), (6550, 13936), (6700, 13624), (6812, 13400), (6968, 13100), (8515, 10720), (8710, 10480), (8777, 10400)]