129557480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3413}}^1$

素因数の和:3510

約数の個数: 64

約数和(自身を含む): 318321360

約数和(自身を除く): 188763880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 73, 104, 130, 146, 260, 292, 365, 520, 584, 730, 949, 1460, 1898, 2920, 3413, 3796, 4745, 6826, 7592, 9490, 13652, 17065, 18980, 27304, 34130, 37960, 44369, 68260, 88738, 136520, 177476, 221845, 249149, 354952, 443690, 498298, 887380, 996596, 1245745, 1774760, 1993192, 2491490, 3238937, 4982980, 6477874, 9965960, 12955748, 16194685, 25911496, 32389370, 64778740, 129557480]

約数ペア:

[(1, 129557480), (2, 64778740), (4, 32389370), (5, 25911496), (8, 16194685), (10, 12955748), (13, 9965960), (20, 6477874), (26, 4982980), (40, 3238937), (52, 2491490), (65, 1993192), (73, 1774760), (104, 1245745), (130, 996596), (146, 887380), (260, 498298), (292, 443690), (365, 354952), (520, 249149), (584, 221845), (730, 177476), (949, 136520), (1460, 88738), (1898, 68260), (2920, 44369), (3413, 37960), (3796, 34130), (4745, 27304), (6826, 18980), (7592, 17065), (9490, 13652)]