201865790

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{229}}^1\times {\mathrm{257}}^1$

素因数の和:514

約数の個数: 64

約数和(自身を含む): 427248000

約数和(自身を除く): 225382210

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 229, 245, 257, 343, 458, 490, 514, 686, 1145, 1285, 1603, 1715, 1799, 2290, 2570, 3206, 3430, 3598, 8015, 8995, 11221, 12593, 16030, 17990, 22442, 25186, 56105, 58853, 62965, 78547, 88151, 112210, 117706, 125930, 157094, 176302, 294265, 392735, 411971, 440755, 588530, 785470, 823942, 881510, 2059855, 2883797, 4119710, 5767594, 14418985, 20186579, 28837970, 40373158, 100932895, 201865790]

約数ペア:

[(1, 201865790), (2, 100932895), (5, 40373158), (7, 28837970), (10, 20186579), (14, 14418985), (35, 5767594), (49, 4119710), (70, 2883797), (98, 2059855), (229, 881510), (245, 823942), (257, 785470), (343, 588530), (458, 440755), (490, 411971), (514, 392735), (686, 294265), (1145, 176302), (1285, 157094), (1603, 125930), (1715, 117706), (1799, 112210), (2290, 88151), (2570, 78547), (3206, 62965), (3430, 58853), (3598, 56105), (8015, 25186), (8995, 22442), (11221, 17990), (12593, 16030)]