72278710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{14543}}^1$

素因数の和:14628

約数の個数: 32

約数和(自身を含む): 150792192

約数和(自身を除く): 78513482

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 14543, 29086, 72715, 101801, 145430, 203602, 509005, 1018010, 1032553, 2065106, 5162765, 7227871, 10325530, 14455742, 36139355, 72278710]

約数ペア:

[(1, 72278710), (2, 36139355), (5, 14455742), (7, 10325530), (10, 7227871), (14, 5162765), (35, 2065106), (70, 1032553), (71, 1018010), (142, 509005), (355, 203602), (497, 145430), (710, 101801), (994, 72715), (2485, 29086), (4970, 14543)]