16775960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 39674880

約数和(自身を除く): 22898920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 83, 124, 155, 163, 166, 248, 310, 326, 332, 415, 620, 652, 664, 815, 830, 1240, 1304, 1630, 1660, 2573, 3260, 3320, 5053, 5146, 6520, 10106, 10292, 12865, 13529, 20212, 20584, 25265, 25730, 27058, 40424, 50530, 51460, 54116, 67645, 101060, 102920, 108232, 135290, 202120, 270580, 419399, 541160, 838798, 1677596, 2096995, 3355192, 4193990, 8387980, 16775960]

約数ペア:

[(1, 16775960), (2, 8387980), (4, 4193990), (5, 3355192), (8, 2096995), (10, 1677596), (20, 838798), (31, 541160), (40, 419399), (62, 270580), (83, 202120), (124, 135290), (155, 108232), (163, 102920), (166, 101060), (248, 67645), (310, 54116), (326, 51460), (332, 50530), (415, 40424), (620, 27058), (652, 25730), (664, 25265), (815, 20584), (830, 20212), (1240, 13529), (1304, 12865), (1630, 10292), (1660, 10106), (2573, 6520), (3260, 5146), (3320, 5053)]