39315440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:318

約数の個数: 80

約数和(自身を含む): 95993856

約数和(自身を除く): 56678416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 83, 124, 155, 166, 191, 248, 310, 332, 382, 415, 496, 620, 664, 764, 830, 955, 1240, 1328, 1528, 1660, 1910, 2480, 2573, 3056, 3320, 3820, 5146, 5921, 6640, 7640, 10292, 11842, 12865, 15280, 15853, 20584, 23684, 25730, 29605, 31706, 41168, 47368, 51460, 59210, 63412, 79265, 94736, 102920, 118420, 126824, 158530, 205840, 236840, 253648, 317060, 473680, 491443, 634120, 982886, 1268240, 1965772, 2457215, 3931544, 4914430, 7863088, 9828860, 19657720, 39315440]

約数ペア:

[(1, 39315440), (2, 19657720), (4, 9828860), (5, 7863088), (8, 4914430), (10, 3931544), (16, 2457215), (20, 1965772), (31, 1268240), (40, 982886), (62, 634120), (80, 491443), (83, 473680), (124, 317060), (155, 253648), (166, 236840), (191, 205840), (248, 158530), (310, 126824), (332, 118420), (382, 102920), (415, 94736), (496, 79265), (620, 63412), (664, 59210), (764, 51460), (830, 47368), (955, 41168), (1240, 31706), (1328, 29605), (1528, 25730), (1660, 23684), (1910, 20584), (2480, 15853), (2573, 15280), (3056, 12865), (3320, 11842), (3820, 10292), (5146, 7640), (5921, 6640)]