31053680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2411}}^1$

素因数の和:2454

約数の個数: 80

約数和(自身を含む): 86137344

約数和(自身を除く): 55083664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2411, 2576, 3220, 4822, 6440, 9644, 12055, 12880, 16877, 19288, 24110, 33754, 38576, 48220, 55453, 67508, 84385, 96440, 110906, 135016, 168770, 192880, 221812, 270032, 277265, 337540, 388171, 443624, 554530, 675080, 776342, 887248, 1109060, 1350160, 1552684, 1940855, 2218120, 3105368, 3881710, 4436240, 6210736, 7763420, 15526840, 31053680]

約数ペア:

[(1, 31053680), (2, 15526840), (4, 7763420), (5, 6210736), (7, 4436240), (8, 3881710), (10, 3105368), (14, 2218120), (16, 1940855), (20, 1552684), (23, 1350160), (28, 1109060), (35, 887248), (40, 776342), (46, 675080), (56, 554530), (70, 443624), (80, 388171), (92, 337540), (112, 277265), (115, 270032), (140, 221812), (161, 192880), (184, 168770), (230, 135016), (280, 110906), (322, 96440), (368, 84385), (460, 67508), (560, 55453), (644, 48220), (805, 38576), (920, 33754), (1288, 24110), (1610, 19288), (1840, 16877), (2411, 12880), (2576, 12055), (3220, 9644), (4822, 6440)]