164322320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{383}}^1$

素因数の和:600

約数の個数: 80

約数和(自身を含む): 397688832

約数和(自身を除く): 233366512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 173, 248, 310, 346, 383, 496, 620, 692, 766, 865, 1240, 1384, 1532, 1730, 1915, 2480, 2768, 3064, 3460, 3830, 5363, 6128, 6920, 7660, 10726, 11873, 13840, 15320, 21452, 23746, 26815, 30640, 42904, 47492, 53630, 59365, 66259, 85808, 94984, 107260, 118730, 132518, 189968, 214520, 237460, 265036, 331295, 429040, 474920, 530072, 662590, 949840, 1060144, 1325180, 2054029, 2650360, 4108058, 5300720, 8216116, 10270145, 16432232, 20540290, 32864464, 41080580, 82161160, 164322320]

約数ペア:

[(1, 164322320), (2, 82161160), (4, 41080580), (5, 32864464), (8, 20540290), (10, 16432232), (16, 10270145), (20, 8216116), (31, 5300720), (40, 4108058), (62, 2650360), (80, 2054029), (124, 1325180), (155, 1060144), (173, 949840), (248, 662590), (310, 530072), (346, 474920), (383, 429040), (496, 331295), (620, 265036), (692, 237460), (766, 214520), (865, 189968), (1240, 132518), (1384, 118730), (1532, 107260), (1730, 94984), (1915, 85808), (2480, 66259), (2768, 59365), (3064, 53630), (3460, 47492), (3830, 42904), (5363, 30640), (6128, 26815), (6920, 23746), (7660, 21452), (10726, 15320), (11873, 13840)]