518260880

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^2\times {\mathrm{1741}}^1$

素因数の和:1876

約数の個数: 60

約数和(自身を含む): 1225737396

約数和(自身を除く): 707476516

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 1741, 2440, 3482, 3721, 4880, 6964, 7442, 8705, 13928, 14884, 17410, 18605, 27856, 29768, 34820, 37210, 59536, 69640, 74420, 106201, 139280, 148840, 212402, 297680, 424804, 531005, 849608, 1062010, 1699216, 2124020, 4248040, 6478261, 8496080, 12956522, 25913044, 32391305, 51826088, 64782610, 103652176, 129565220, 259130440, 518260880]

約数ペア:

[(1, 518260880), (2, 259130440), (4, 129565220), (5, 103652176), (8, 64782610), (10, 51826088), (16, 32391305), (20, 25913044), (40, 12956522), (61, 8496080), (80, 6478261), (122, 4248040), (244, 2124020), (305, 1699216), (488, 1062010), (610, 849608), (976, 531005), (1220, 424804), (1741, 297680), (2440, 212402), (3482, 148840), (3721, 139280), (4880, 106201), (6964, 74420), (7442, 69640), (8705, 59536), (13928, 37210), (14884, 34820), (17410, 29768), (18605, 27856)]