89916320

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:478

約数の個数: 96

約数和(自身を含む): 231154560

約数和(自身を除く): 141238240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 139, 160, 208, 260, 278, 311, 416, 520, 556, 622, 695, 1040, 1112, 1244, 1390, 1555, 1807, 2080, 2224, 2488, 2780, 3110, 3614, 4043, 4448, 4976, 5560, 6220, 7228, 8086, 9035, 9952, 11120, 12440, 14456, 16172, 18070, 20215, 22240, 24880, 28912, 32344, 36140, 40430, 43229, 49760, 57824, 64688, 72280, 80860, 86458, 129376, 144560, 161720, 172916, 216145, 289120, 323440, 345832, 432290, 561977, 646880, 691664, 864580, 1123954, 1383328, 1729160, 2247908, 2809885, 3458320, 4495816, 5619770, 6916640, 8991632, 11239540, 17983264, 22479080, 44958160, 89916320]

約数ペア:

[(1, 89916320), (2, 44958160), (4, 22479080), (5, 17983264), (8, 11239540), (10, 8991632), (13, 6916640), (16, 5619770), (20, 4495816), (26, 3458320), (32, 2809885), (40, 2247908), (52, 1729160), (65, 1383328), (80, 1123954), (104, 864580), (130, 691664), (139, 646880), (160, 561977), (208, 432290), (260, 345832), (278, 323440), (311, 289120), (416, 216145), (520, 172916), (556, 161720), (622, 144560), (695, 129376), (1040, 86458), (1112, 80860), (1244, 72280), (1390, 64688), (1555, 57824), (1807, 49760), (2080, 43229), (2224, 40430), (2488, 36140), (2780, 32344), (3110, 28912), (3614, 24880), (4043, 22240), (4448, 20215), (4976, 18070), (5560, 16172), (6220, 14456), (7228, 12440), (8086, 11120), (9035, 9952)]