89999780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{5867}}^1$

素因数の和:5948

約数の個数: 48

約数和(自身を含む): 207023040

約数和(自身を除く): 117023260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 236, 260, 295, 590, 767, 1180, 1534, 3068, 3835, 5867, 7670, 11734, 15340, 23468, 29335, 58670, 76271, 117340, 152542, 305084, 346153, 381355, 692306, 762710, 1384612, 1525420, 1730765, 3461530, 4499989, 6923060, 8999978, 17999956, 22499945, 44999890, 89999780]

約数ペア:

[(1, 89999780), (2, 44999890), (4, 22499945), (5, 17999956), (10, 8999978), (13, 6923060), (20, 4499989), (26, 3461530), (52, 1730765), (59, 1525420), (65, 1384612), (118, 762710), (130, 692306), (236, 381355), (260, 346153), (295, 305084), (590, 152542), (767, 117340), (1180, 76271), (1534, 58670), (3068, 29335), (3835, 23468), (5867, 15340), (7670, 11734)]