388632023750

素因数分解:

$2^1\times 5^4\times {\mathrm{491}}^1\times {\mathrm{633209}}^1$

素因数の和:633722

約数の個数: 40

約数和(自身を含む): 729936626760

約数和(自身を除く): 341304603010

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 491, 625, 982, 1250, 2455, 4910, 12275, 24550, 61375, 122750, 306875, 613750, 633209, 1266418, 3166045, 6332090, 15830225, 31660450, 79151125, 158302250, 310905619, 395755625, 621811238, 791511250, 1554528095, 3109056190, 7772640475, 15545280950, 38863202375, 77726404750, 194316011875, 388632023750]

約数ペア:

[(1, 388632023750), (2, 194316011875), (5, 77726404750), (10, 38863202375), (25, 15545280950), (50, 7772640475), (125, 3109056190), (250, 1554528095), (491, 791511250), (625, 621811238), (982, 395755625), (1250, 310905619), (2455, 158302250), (4910, 79151125), (12275, 31660450), (24550, 15830225), (61375, 6332090), (122750, 3166045), (306875, 1266418), (613750, 633209)]