13168880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:474

約数の個数: 80

約数和(自身を含む): 33908544

約数和(自身を除く): 20739664

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 34, 40, 46, 68, 80, 85, 92, 115, 136, 170, 184, 230, 272, 340, 368, 391, 421, 460, 680, 782, 842, 920, 1360, 1564, 1684, 1840, 1955, 2105, 3128, 3368, 3910, 4210, 6256, 6736, 7157, 7820, 8420, 9683, 14314, 15640, 16840, 19366, 28628, 31280, 33680, 35785, 38732, 48415, 57256, 71570, 77464, 96830, 114512, 143140, 154928, 164611, 193660, 286280, 329222, 387320, 572560, 658444, 774640, 823055, 1316888, 1646110, 2633776, 3292220, 6584440, 13168880]

約数ペア:

[(1, 13168880), (2, 6584440), (4, 3292220), (5, 2633776), (8, 1646110), (10, 1316888), (16, 823055), (17, 774640), (20, 658444), (23, 572560), (34, 387320), (40, 329222), (46, 286280), (68, 193660), (80, 164611), (85, 154928), (92, 143140), (115, 114512), (136, 96830), (170, 77464), (184, 71570), (230, 57256), (272, 48415), (340, 38732), (368, 35785), (391, 33680), (421, 31280), (460, 28628), (680, 19366), (782, 16840), (842, 15640), (920, 14314), (1360, 9683), (1564, 8420), (1684, 7820), (1840, 7157), (1955, 6736), (2105, 6256), (3128, 4210), (3368, 3910)]