20117865075

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{497659}}^1$

素因数の和:497697

約数の個数: 72

約数和(自身を含む): 42209530560

約数和(自身を除く): 22091665485

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 49, 55, 75, 77, 105, 147, 165, 175, 231, 245, 275, 385, 525, 539, 735, 825, 1155, 1225, 1617, 1925, 2695, 3675, 5775, 8085, 13475, 40425, 497659, 1492977, 2488295, 3483613, 5474249, 7464885, 10450839, 12441475, 16422747, 17418065, 24385291, 27371245, 37324425, 38319743, 52254195, 73155873, 82113735, 87090325, 114959229, 121926455, 136856225, 191598715, 261270975, 268238201, 365779365, 410568675, 574796145, 609632275, 804714603, 957993575, 1341191005, 1828896825, 2873980725, 4023573015, 6705955025, 20117865075]

約数ペア:

[(1, 20117865075), (3, 6705955025), (5, 4023573015), (7, 2873980725), (11, 1828896825), (15, 1341191005), (21, 957993575), (25, 804714603), (33, 609632275), (35, 574796145), (49, 410568675), (55, 365779365), (75, 268238201), (77, 261270975), (105, 191598715), (147, 136856225), (165, 121926455), (175, 114959229), (231, 87090325), (245, 82113735), (275, 73155873), (385, 52254195), (525, 38319743), (539, 37324425), (735, 27371245), (825, 24385291), (1155, 17418065), (1225, 16422747), (1617, 12441475), (1925, 10450839), (2695, 7464885), (3675, 5474249), (5775, 3483613), (8085, 2488295), (13475, 1492977), (40425, 497659)]