89289440

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1931}}^1$

素因数の和:1980

約数の個数: 72

約数和(自身を含む): 224200872

約数和(自身を除く): 134911432

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, 1931, 2312, 2720, 2890, 3862, 4624, 5780, 7724, 9248, 9655, 11560, 15448, 19310, 23120, 30896, 32827, 38620, 46240, 61792, 65654, 77240, 131308, 154480, 164135, 262616, 308960, 328270, 525232, 558059, 656540, 1050464, 1116118, 1313080, 2232236, 2626160, 2790295, 4464472, 5252320, 5580590, 8928944, 11161180, 17857888, 22322360, 44644720, 89289440]

約数ペア:

[(1, 89289440), (2, 44644720), (4, 22322360), (5, 17857888), (8, 11161180), (10, 8928944), (16, 5580590), (17, 5252320), (20, 4464472), (32, 2790295), (34, 2626160), (40, 2232236), (68, 1313080), (80, 1116118), (85, 1050464), (136, 656540), (160, 558059), (170, 525232), (272, 328270), (289, 308960), (340, 262616), (544, 164135), (578, 154480), (680, 131308), (1156, 77240), (1360, 65654), (1445, 61792), (1931, 46240), (2312, 38620), (2720, 32827), (2890, 30896), (3862, 23120), (4624, 19310), (5780, 15448), (7724, 11560), (9248, 9655)]