42220100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{691}}^1$

素因数の和:765

約数の個数: 72

約数和(自身を含む): 100910208

約数和(自身を除く): 58690108

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 47, 50, 52, 65, 94, 100, 130, 188, 235, 260, 325, 470, 611, 650, 691, 940, 1175, 1222, 1300, 1382, 2350, 2444, 2764, 3055, 3455, 4700, 6110, 6910, 8983, 12220, 13820, 15275, 17275, 17966, 30550, 32477, 34550, 35932, 44915, 61100, 64954, 69100, 89830, 129908, 162385, 179660, 224575, 324770, 422201, 449150, 649540, 811925, 844402, 898300, 1623850, 1688804, 2111005, 3247700, 4222010, 8444020, 10555025, 21110050, 42220100]

約数ペア:

[(1, 42220100), (2, 21110050), (4, 10555025), (5, 8444020), (10, 4222010), (13, 3247700), (20, 2111005), (25, 1688804), (26, 1623850), (47, 898300), (50, 844402), (52, 811925), (65, 649540), (94, 449150), (100, 422201), (130, 324770), (188, 224575), (235, 179660), (260, 162385), (325, 129908), (470, 89830), (611, 69100), (650, 64954), (691, 61100), (940, 44915), (1175, 35932), (1222, 34550), (1300, 32477), (1382, 30550), (2350, 17966), (2444, 17275), (2764, 15275), (3055, 13820), (3455, 12220), (4700, 8983), (6110, 6910)]