19251700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1$

素因数の和:337

約数の個数: 72

約数和(自身を含む): 45934560

約数和(自身を除く): 26682860

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 59, 65, 100, 118, 130, 236, 251, 260, 295, 325, 502, 590, 650, 767, 1004, 1180, 1255, 1300, 1475, 1534, 2510, 2950, 3068, 3263, 3835, 5020, 5900, 6275, 6526, 7670, 12550, 13052, 14809, 15340, 16315, 19175, 25100, 29618, 32630, 38350, 59236, 65260, 74045, 76700, 81575, 148090, 163150, 192517, 296180, 326300, 370225, 385034, 740450, 770068, 962585, 1480900, 1925170, 3850340, 4812925, 9625850, 19251700]

約数ペア:

[(1, 19251700), (2, 9625850), (4, 4812925), (5, 3850340), (10, 1925170), (13, 1480900), (20, 962585), (25, 770068), (26, 740450), (50, 385034), (52, 370225), (59, 326300), (65, 296180), (100, 192517), (118, 163150), (130, 148090), (236, 81575), (251, 76700), (260, 74045), (295, 65260), (325, 59236), (502, 38350), (590, 32630), (650, 29618), (767, 25100), (1004, 19175), (1180, 16315), (1255, 15340), (1300, 14809), (1475, 13052), (1534, 12550), (2510, 7670), (2950, 6526), (3068, 6275), (3263, 5900), (3835, 5020)]