61887860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1063}}^1$

素因数の和:1184

約数の個数: 48

約数和(自身を含む): 135136512

約数和(自身を除く): 73248652

約数列:

[1, 2, 4, 5, 10, 20, 41, 71, 82, 142, 164, 205, 284, 355, 410, 710, 820, 1063, 1420, 2126, 2911, 4252, 5315, 5822, 10630, 11644, 14555, 21260, 29110, 43583, 58220, 75473, 87166, 150946, 174332, 217915, 301892, 377365, 435830, 754730, 871660, 1509460, 3094393, 6188786, 12377572, 15471965, 30943930, 61887860]

約数ペア:

[(1, 61887860), (2, 30943930), (4, 15471965), (5, 12377572), (10, 6188786), (20, 3094393), (41, 1509460), (71, 871660), (82, 754730), (142, 435830), (164, 377365), (205, 301892), (284, 217915), (355, 174332), (410, 150946), (710, 87166), (820, 75473), (1063, 58220), (1420, 43583), (2126, 29110), (2911, 21260), (4252, 14555), (5315, 11644), (5822, 10630)]