72113320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{613}}^1$

素因数の和:814

約数の個数: 64

約数和(自身を含む): 173074320

約数和(自身を除く): 100961000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 173, 340, 346, 613, 680, 692, 865, 1226, 1384, 1730, 2452, 2941, 3065, 3460, 4904, 5882, 6130, 6920, 10421, 11764, 12260, 14705, 20842, 23528, 24520, 29410, 41684, 52105, 58820, 83368, 104210, 106049, 117640, 208420, 212098, 416840, 424196, 530245, 848392, 1060490, 1802833, 2120980, 3605666, 4241960, 7211332, 9014165, 14422664, 18028330, 36056660, 72113320]

約数ペア:

[(1, 72113320), (2, 36056660), (4, 18028330), (5, 14422664), (8, 9014165), (10, 7211332), (17, 4241960), (20, 3605666), (34, 2120980), (40, 1802833), (68, 1060490), (85, 848392), (136, 530245), (170, 424196), (173, 416840), (340, 212098), (346, 208420), (613, 117640), (680, 106049), (692, 104210), (865, 83368), (1226, 58820), (1384, 52105), (1730, 41684), (2452, 29410), (2941, 24520), (3065, 23528), (3460, 20842), (4904, 14705), (5882, 12260), (6130, 11764), (6920, 10421)]