72800450

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{23869}}^1$

素因数の和:23942

約数の個数: 24

約数和(自身を含む): 137634420

約数和(自身を除く): 64833970

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 305, 610, 1525, 3050, 23869, 47738, 119345, 238690, 596725, 1193450, 1456009, 2912018, 7280045, 14560090, 36400225, 72800450]

約数ペア:

[(1, 72800450), (2, 36400225), (5, 14560090), (10, 7280045), (25, 2912018), (50, 1456009), (61, 1193450), (122, 596725), (305, 238690), (610, 119345), (1525, 47738), (3050, 23869)]