165585440

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{3581}}^1$

素因数の和:3630

約数の個数: 72

約数和(自身を含む): 415676772

約数和(自身を除く): 250091332

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 289, 340, 544, 578, 680, 1156, 1360, 1445, 2312, 2720, 2890, 3581, 4624, 5780, 7162, 9248, 11560, 14324, 17905, 23120, 28648, 35810, 46240, 57296, 60877, 71620, 114592, 121754, 143240, 243508, 286480, 304385, 487016, 572960, 608770, 974032, 1034909, 1217540, 1948064, 2069818, 2435080, 4139636, 4870160, 5174545, 8279272, 9740320, 10349090, 16558544, 20698180, 33117088, 41396360, 82792720, 165585440]

約数ペア:

[(1, 165585440), (2, 82792720), (4, 41396360), (5, 33117088), (8, 20698180), (10, 16558544), (16, 10349090), (17, 9740320), (20, 8279272), (32, 5174545), (34, 4870160), (40, 4139636), (68, 2435080), (80, 2069818), (85, 1948064), (136, 1217540), (160, 1034909), (170, 974032), (272, 608770), (289, 572960), (340, 487016), (544, 304385), (578, 286480), (680, 243508), (1156, 143240), (1360, 121754), (1445, 114592), (2312, 71620), (2720, 60877), (2890, 57296), (3581, 46240), (4624, 35810), (5780, 28648), (7162, 23120), (9248, 17905), (11560, 14324)]