205718480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{7541}}^1$

素因数の和:7596

約数の個数: 80

約数和(自身を含む): 538679808

約数和(自身を除く): 332961328

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3410, 5456, 6820, 7541, 13640, 15082, 27280, 30164, 37705, 60328, 75410, 82951, 120656, 150820, 165902, 233771, 301640, 331804, 414755, 467542, 603280, 663608, 829510, 935084, 1168855, 1327216, 1659020, 1870168, 2337710, 2571481, 3318040, 3740336, 4675420, 5142962, 6636080, 9350840, 10285924, 12857405, 18701680, 20571848, 25714810, 41143696, 51429620, 102859240, 205718480]

約数ペア:

[(1, 205718480), (2, 102859240), (4, 51429620), (5, 41143696), (8, 25714810), (10, 20571848), (11, 18701680), (16, 12857405), (20, 10285924), (22, 9350840), (31, 6636080), (40, 5142962), (44, 4675420), (55, 3740336), (62, 3318040), (80, 2571481), (88, 2337710), (110, 1870168), (124, 1659020), (155, 1327216), (176, 1168855), (220, 935084), (248, 829510), (310, 663608), (341, 603280), (440, 467542), (496, 414755), (620, 331804), (682, 301640), (880, 233771), (1240, 165902), (1364, 150820), (1705, 120656), (2480, 82951), (2728, 75410), (3410, 60328), (5456, 37705), (6820, 30164), (7541, 27280), (13640, 15082)]