20589034375

素因数分解:

$5^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{10343}}^1$

素因数の和:10395

約数の個数: 72

約数和(自身を含む): 32242123872

約数和(自身を除く): 11653089497

約数列:

[1, 5, 7, 13, 25, 35, 49, 65, 91, 125, 175, 245, 325, 455, 625, 637, 875, 1225, 1625, 2275, 3125, 3185, 4375, 6125, 8125, 10343, 11375, 15925, 21875, 30625, 40625, 51715, 56875, 72401, 79625, 134459, 153125, 258575, 284375, 362005, 398125, 506807, 672295, 941213, 1292875, 1810025, 1990625, 2534035, 3361475, 4706065, 6464375, 6588491, 9050125, 12670175, 16807375, 23530325, 32321875, 32942455, 45250625, 63350875, 84036875, 117651625, 164712275, 226253125, 316754375, 420184375, 588258125, 823561375, 1583771875, 2941290625, 4117806875, 20589034375]

約数ペア:

[(1, 20589034375), (5, 4117806875), (7, 2941290625), (13, 1583771875), (25, 823561375), (35, 588258125), (49, 420184375), (65, 316754375), (91, 226253125), (125, 164712275), (175, 117651625), (245, 84036875), (325, 63350875), (455, 45250625), (625, 32942455), (637, 32321875), (875, 23530325), (1225, 16807375), (1625, 12670175), (2275, 9050125), (3125, 6588491), (3185, 6464375), (4375, 4706065), (6125, 3361475), (8125, 2534035), (10343, 1990625), (11375, 1810025), (15925, 1292875), (21875, 941213), (30625, 672295), (40625, 506807), (51715, 398125), (56875, 362005), (72401, 284375), (79625, 258575), (134459, 153125)]