31470650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:399

約数の個数: 48

約数和(自身を含む): 62302560

約数和(自身を除く): 30831910

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 157, 190, 211, 314, 422, 475, 785, 950, 1055, 1570, 2110, 2983, 3925, 4009, 5275, 5966, 7850, 8018, 10550, 14915, 20045, 29830, 33127, 40090, 66254, 74575, 100225, 149150, 165635, 200450, 331270, 629413, 828175, 1258826, 1656350, 3147065, 6294130, 15735325, 31470650]

約数ペア:

[(1, 31470650), (2, 15735325), (5, 6294130), (10, 3147065), (19, 1656350), (25, 1258826), (38, 828175), (50, 629413), (95, 331270), (157, 200450), (190, 165635), (211, 149150), (314, 100225), (422, 74575), (475, 66254), (785, 40090), (950, 33127), (1055, 29830), (1570, 20045), (2110, 14915), (2983, 10550), (3925, 8018), (4009, 7850), (5275, 5966)]