103212640

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20809}}^1$

素因数の和:20855

約数の個数: 48

約数和(自身を含む): 251717760

約数和(自身を除く): 148505120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 20809, 41618, 83236, 104045, 166472, 208090, 332944, 416180, 645079, 665888, 832360, 1290158, 1664720, 2580316, 3225395, 3329440, 5160632, 6450790, 10321264, 12901580, 20642528, 25803160, 51606320, 103212640]

約数ペア:

[(1, 103212640), (2, 51606320), (4, 25803160), (5, 20642528), (8, 12901580), (10, 10321264), (16, 6450790), (20, 5160632), (31, 3329440), (32, 3225395), (40, 2580316), (62, 1664720), (80, 1290158), (124, 832360), (155, 665888), (160, 645079), (248, 416180), (310, 332944), (496, 208090), (620, 166472), (992, 104045), (1240, 83236), (2480, 41618), (4960, 20809)]