1330358950

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{499}}^1\times {\mathrm{751}}^1$

素因数の和:1333

約数の個数: 48

約数和(自身を含む): 2517696000

約数和(自身を除く): 1187337050

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 499, 710, 751, 998, 1502, 1775, 2495, 3550, 3755, 4990, 7510, 12475, 18775, 24950, 35429, 37550, 53321, 70858, 106642, 177145, 266605, 354290, 374749, 533210, 749498, 885725, 1333025, 1771450, 1873745, 2666050, 3747490, 9368725, 18737450, 26607179, 53214358, 133035895, 266071790, 665179475, 1330358950]

約数ペア:

[(1, 1330358950), (2, 665179475), (5, 266071790), (10, 133035895), (25, 53214358), (50, 26607179), (71, 18737450), (142, 9368725), (355, 3747490), (499, 2666050), (710, 1873745), (751, 1771450), (998, 1333025), (1502, 885725), (1775, 749498), (2495, 533210), (3550, 374749), (3755, 354290), (4990, 266605), (7510, 177145), (12475, 106642), (18775, 70858), (24950, 53321), (35429, 37550)]