40372850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^2$

素因数の和:172

約数の個数: 72

約数和(自身を含む): 90065664

約数和(自身を除く): 49692814

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 50, 61, 62, 70, 122, 155, 175, 217, 305, 310, 350, 427, 434, 610, 775, 854, 1085, 1525, 1550, 1891, 2135, 2170, 3050, 3721, 3782, 4270, 5425, 7442, 9455, 10675, 10850, 13237, 18605, 18910, 21350, 26047, 26474, 37210, 47275, 52094, 66185, 93025, 94550, 115351, 130235, 132370, 186050, 230702, 260470, 330925, 576755, 651175, 661850, 807457, 1153510, 1302350, 1614914, 2883775, 4037285, 5767550, 8074570, 20186425, 40372850]

約数ペア:

[(1, 40372850), (2, 20186425), (5, 8074570), (7, 5767550), (10, 4037285), (14, 2883775), (25, 1614914), (31, 1302350), (35, 1153510), (50, 807457), (61, 661850), (62, 651175), (70, 576755), (122, 330925), (155, 260470), (175, 230702), (217, 186050), (305, 132370), (310, 130235), (350, 115351), (427, 94550), (434, 93025), (610, 66185), (775, 52094), (854, 47275), (1085, 37210), (1525, 26474), (1550, 26047), (1891, 21350), (2135, 18910), (2170, 18605), (3050, 13237), (3721, 10850), (3782, 10675), (4270, 9455), (5425, 7442)]