16573840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:248

約数の個数: 80

約数和(自身を含む): 40997376

約数和(自身を除く): 24423536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 62, 80, 82, 124, 155, 163, 164, 205, 248, 310, 326, 328, 410, 496, 620, 652, 656, 815, 820, 1240, 1271, 1304, 1630, 1640, 2480, 2542, 2608, 3260, 3280, 5053, 5084, 6355, 6520, 6683, 10106, 10168, 12710, 13040, 13366, 20212, 20336, 25265, 25420, 26732, 33415, 40424, 50530, 50840, 53464, 66830, 80848, 101060, 101680, 106928, 133660, 202120, 207173, 267320, 404240, 414346, 534640, 828692, 1035865, 1657384, 2071730, 3314768, 4143460, 8286920, 16573840]

約数ペア:

[(1, 16573840), (2, 8286920), (4, 4143460), (5, 3314768), (8, 2071730), (10, 1657384), (16, 1035865), (20, 828692), (31, 534640), (40, 414346), (41, 404240), (62, 267320), (80, 207173), (82, 202120), (124, 133660), (155, 106928), (163, 101680), (164, 101060), (205, 80848), (248, 66830), (310, 53464), (326, 50840), (328, 50530), (410, 40424), (496, 33415), (620, 26732), (652, 25420), (656, 25265), (815, 20336), (820, 20212), (1240, 13366), (1271, 13040), (1304, 12710), (1630, 10168), (1640, 10106), (2480, 6683), (2542, 6520), (2608, 6355), (3260, 5084), (3280, 5053)]