4353764375

素因数分解:

$5^4\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{2393}}^1$

素因数の和:2525

約数の個数: 40

約数和(自身を含む): 5654015136

約数和(自身を除く): 1300250761

約数列:

[1, 5, 25, 41, 71, 125, 205, 355, 625, 1025, 1775, 2393, 2911, 5125, 8875, 11965, 14555, 25625, 44375, 59825, 72775, 98113, 169903, 299125, 363875, 490565, 849515, 1495625, 1819375, 2452825, 4247575, 6966023, 12264125, 21237875, 34830115, 61320625, 106189375, 174150575, 870752875, 4353764375]

約数ペア:

[(1, 4353764375), (5, 870752875), (25, 174150575), (41, 106189375), (71, 61320625), (125, 34830115), (205, 21237875), (355, 12264125), (625, 6966023), (1025, 4247575), (1775, 2452825), (2393, 1819375), (2911, 1495625), (5125, 849515), (8875, 490565), (11965, 363875), (14555, 299125), (25625, 169903), (44375, 98113), (59825, 72775)]