80918250

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{15413}}^1$

素因数の和:15440

約数の個数: 64

約数和(自身を含む): 230840064

約数和(自身を除く): 149921814

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 125, 150, 175, 210, 250, 350, 375, 525, 750, 875, 1050, 1750, 2625, 5250, 15413, 30826, 46239, 77065, 92478, 107891, 154130, 215782, 231195, 323673, 385325, 462390, 539455, 647346, 770650, 1078910, 1155975, 1618365, 1926625, 2311950, 2697275, 3236730, 3853250, 5394550, 5779875, 8091825, 11559750, 13486375, 16183650, 26972750, 40459125, 80918250]

約数ペア:

[(1, 80918250), (2, 40459125), (3, 26972750), (5, 16183650), (6, 13486375), (7, 11559750), (10, 8091825), (14, 5779875), (15, 5394550), (21, 3853250), (25, 3236730), (30, 2697275), (35, 2311950), (42, 1926625), (50, 1618365), (70, 1155975), (75, 1078910), (105, 770650), (125, 647346), (150, 539455), (175, 462390), (210, 385325), (250, 323673), (350, 231195), (375, 215782), (525, 154130), (750, 107891), (875, 92478), (1050, 77065), (1750, 46239), (2625, 30826), (5250, 15413)]