290496445

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 365666400

約数和(自身を除く): 75169955

約数列:

[1, 5, 53, 89, 109, 113, 265, 445, 545, 565, 4717, 5777, 5989, 9701, 10057, 12317, 23585, 28885, 29945, 48505, 50285, 61585, 514153, 533021, 652801, 1096213, 2570765, 2665105, 3264005, 5481065, 58099289, 290496445]

約数ペア:

[(1, 290496445), (5, 58099289), (53, 5481065), (89, 3264005), (109, 2665105), (113, 2570765), (265, 1096213), (445, 652801), (545, 533021), (565, 514153), (4717, 61585), (5777, 50285), (5989, 48505), (9701, 29945), (10057, 28885), (12317, 23585)]