66539360

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1439}}^1$

素因数の和:1488

約数の個数: 72

約数和(自身を含む): 167106240

約数和(自身を除く): 100566880

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, 1439, 1445, 2312, 2720, 2878, 2890, 4624, 5756, 5780, 7195, 9248, 11512, 11560, 14390, 23024, 23120, 24463, 28780, 46048, 46240, 48926, 57560, 97852, 115120, 122315, 195704, 230240, 244630, 391408, 415871, 489260, 782816, 831742, 978520, 1663484, 1957040, 2079355, 3326968, 3914080, 4158710, 6653936, 8317420, 13307872, 16634840, 33269680, 66539360]

約数ペア:

[(1, 66539360), (2, 33269680), (4, 16634840), (5, 13307872), (8, 8317420), (10, 6653936), (16, 4158710), (17, 3914080), (20, 3326968), (32, 2079355), (34, 1957040), (40, 1663484), (68, 978520), (80, 831742), (85, 782816), (136, 489260), (160, 415871), (170, 391408), (272, 244630), (289, 230240), (340, 195704), (544, 122315), (578, 115120), (680, 97852), (1156, 57560), (1360, 48926), (1439, 46240), (1445, 46048), (2312, 28780), (2720, 24463), (2878, 23120), (2890, 23024), (4624, 14390), (5756, 11560), (5780, 11512), (7195, 9248)]