130411900

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{21379}}^1$

素因数の和:21454

約数の個数: 36

約数和(自身を含む): 287646520

約数和(自身を除く): 157234620

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 1220, 1525, 3050, 6100, 21379, 42758, 85516, 106895, 213790, 427580, 534475, 1068950, 1304119, 2137900, 2608238, 5216476, 6520595, 13041190, 26082380, 32602975, 65205950, 130411900]

約数ペア:

[(1, 130411900), (2, 65205950), (4, 32602975), (5, 26082380), (10, 13041190), (20, 6520595), (25, 5216476), (50, 2608238), (61, 2137900), (100, 1304119), (122, 1068950), (244, 534475), (305, 427580), (610, 213790), (1220, 106895), (1525, 85516), (3050, 42758), (6100, 21379)]