71220625

素因数分解:

$5^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:323

約数の個数: 40

約数和(自身を含む): 103566848

約数和(自身を除く): 32346223

約数列:

[1, 5, 7, 25, 35, 73, 125, 175, 223, 365, 511, 625, 875, 1115, 1561, 1825, 2555, 4375, 5575, 7805, 9125, 12775, 16279, 27875, 39025, 45625, 63875, 81395, 113953, 139375, 195125, 319375, 406975, 569765, 975625, 2034875, 2848825, 10174375, 14244125, 71220625]

約数ペア:

[(1, 71220625), (5, 14244125), (7, 10174375), (25, 2848825), (35, 2034875), (73, 975625), (125, 569765), (175, 406975), (223, 319375), (365, 195125), (511, 139375), (625, 113953), (875, 81395), (1115, 63875), (1561, 45625), (1825, 39025), (2555, 27875), (4375, 16279), (5575, 12775), (7805, 9125)]