80969200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{677}}^1$

素因数の和:731

約数の個数: 120

約数和(自身を含む): 218923488

約数和(自身を除く): 137954288

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 25, 26, 40, 46, 50, 52, 65, 80, 92, 100, 104, 115, 130, 184, 200, 208, 230, 260, 299, 325, 368, 400, 460, 520, 575, 598, 650, 677, 920, 1040, 1150, 1196, 1300, 1354, 1495, 1840, 2300, 2392, 2600, 2708, 2990, 3385, 4600, 4784, 5200, 5416, 5980, 6770, 7475, 8801, 9200, 10832, 11960, 13540, 14950, 15571, 16925, 17602, 23920, 27080, 29900, 31142, 33850, 35204, 44005, 54160, 59800, 62284, 67700, 70408, 77855, 88010, 119600, 124568, 135400, 140816, 155710, 176020, 202423, 220025, 249136, 270800, 311420, 352040, 389275, 404846, 440050, 622840, 704080, 778550, 809692, 880100, 1012115, 1245680, 1557100, 1619384, 1760200, 2024230, 3114200, 3238768, 3520400, 4048460, 5060575, 6228400, 8096920, 10121150, 16193840, 20242300, 40484600, 80969200]

約数ペア:

[(1, 80969200), (2, 40484600), (4, 20242300), (5, 16193840), (8, 10121150), (10, 8096920), (13, 6228400), (16, 5060575), (20, 4048460), (23, 3520400), (25, 3238768), (26, 3114200), (40, 2024230), (46, 1760200), (50, 1619384), (52, 1557100), (65, 1245680), (80, 1012115), (92, 880100), (100, 809692), (104, 778550), (115, 704080), (130, 622840), (184, 440050), (200, 404846), (208, 389275), (230, 352040), (260, 311420), (299, 270800), (325, 249136), (368, 220025), (400, 202423), (460, 176020), (520, 155710), (575, 140816), (598, 135400), (650, 124568), (677, 119600), (920, 88010), (1040, 77855), (1150, 70408), (1196, 67700), (1300, 62284), (1354, 59800), (1495, 54160), (1840, 44005), (2300, 35204), (2392, 33850), (2600, 31142), (2708, 29900), (2990, 27080), (3385, 23920), (4600, 17602), (4784, 16925), (5200, 15571), (5416, 14950), (5980, 13540), (6770, 11960), (7475, 10832), (8801, 9200)]