79949220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{102499}}^1$

素因数の和:102524

約数の個数: 48

約数和(自身を含む): 241080000

約数和(自身を除く): 161130780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 102499, 204998, 307497, 409996, 512495, 614994, 1024990, 1229988, 1332487, 1537485, 2049980, 2664974, 3074970, 3997461, 5329948, 6149940, 6662435, 7994922, 13324870, 15989844, 19987305, 26649740, 39974610, 79949220]

約数ペア:

[(1, 79949220), (2, 39974610), (3, 26649740), (4, 19987305), (5, 15989844), (6, 13324870), (10, 7994922), (12, 6662435), (13, 6149940), (15, 5329948), (20, 3997461), (26, 3074970), (30, 2664974), (39, 2049980), (52, 1537485), (60, 1332487), (65, 1229988), (78, 1024990), (130, 614994), (156, 512495), (195, 409996), (260, 307497), (390, 204998), (780, 102499)]