40547500

素因数分解:

$2^2\times 5^4\times 7^2\times {\mathrm{331}}^1$

素因数の和:369

約数の個数: 90

約数和(自身を含む): 103457508

約数和(自身を除く): 62910008

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 125, 140, 175, 196, 245, 250, 331, 350, 490, 500, 625, 662, 700, 875, 980, 1225, 1250, 1324, 1655, 1750, 2317, 2450, 2500, 3310, 3500, 4375, 4634, 4900, 6125, 6620, 8275, 8750, 9268, 11585, 12250, 16219, 16550, 17500, 23170, 24500, 30625, 32438, 33100, 41375, 46340, 57925, 61250, 64876, 81095, 82750, 115850, 122500, 162190, 165500, 206875, 231700, 289625, 324380, 405475, 413750, 579250, 810950, 827500, 1158500, 1448125, 1621900, 2027375, 2896250, 4054750, 5792500, 8109500, 10136875, 20273750, 40547500]

約数ペア:

[(1, 40547500), (2, 20273750), (4, 10136875), (5, 8109500), (7, 5792500), (10, 4054750), (14, 2896250), (20, 2027375), (25, 1621900), (28, 1448125), (35, 1158500), (49, 827500), (50, 810950), (70, 579250), (98, 413750), (100, 405475), (125, 324380), (140, 289625), (175, 231700), (196, 206875), (245, 165500), (250, 162190), (331, 122500), (350, 115850), (490, 82750), (500, 81095), (625, 64876), (662, 61250), (700, 57925), (875, 46340), (980, 41375), (1225, 33100), (1250, 32438), (1324, 30625), (1655, 24500), (1750, 23170), (2317, 17500), (2450, 16550), (2500, 16219), (3310, 12250), (3500, 11585), (4375, 9268), (4634, 8750), (4900, 8275), (6125, 6620)]