87582440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6421}}^1$

素因数の和:6474

約数の個数: 64

約数和(自身を含む): 221944320

約数和(自身を除く): 134361880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 6421, 6820, 12842, 13640, 25684, 32105, 51368, 64210, 70631, 128420, 141262, 199051, 256840, 282524, 353155, 398102, 565048, 706310, 796204, 995255, 1412620, 1592408, 1990510, 2189561, 2825240, 3981020, 4379122, 7962040, 8758244, 10947805, 17516488, 21895610, 43791220, 87582440]

約数ペア:

[(1, 87582440), (2, 43791220), (4, 21895610), (5, 17516488), (8, 10947805), (10, 8758244), (11, 7962040), (20, 4379122), (22, 3981020), (31, 2825240), (40, 2189561), (44, 1990510), (55, 1592408), (62, 1412620), (88, 995255), (110, 796204), (124, 706310), (155, 565048), (220, 398102), (248, 353155), (310, 282524), (341, 256840), (440, 199051), (620, 141262), (682, 128420), (1240, 70631), (1364, 64210), (1705, 51368), (2728, 32105), (3410, 25684), (6421, 13640), (6820, 12842)]