55504880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22381}}^1$

素因数の和:22425

約数の個数: 40

約数和(自身を含む): 133217664

約数和(自身を除く): 77712784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 22381, 44762, 89524, 111905, 179048, 223810, 358096, 447620, 693811, 895240, 1387622, 1790480, 2775244, 3469055, 5550488, 6938110, 11100976, 13876220, 27752440, 55504880]

約数ペア:

[(1, 55504880), (2, 27752440), (4, 13876220), (5, 11100976), (8, 6938110), (10, 5550488), (16, 3469055), (20, 2775244), (31, 1790480), (40, 1387622), (62, 895240), (80, 693811), (124, 447620), (155, 358096), (248, 223810), (310, 179048), (496, 111905), (620, 89524), (1240, 44762), (2480, 22381)]