72384145

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 93312000

約数和(自身を除く): 20927855

約数列:

[1, 5, 29, 71, 79, 89, 145, 355, 395, 445, 2059, 2291, 2581, 5609, 6319, 7031, 10295, 11455, 12905, 28045, 31595, 35155, 162661, 183251, 203899, 499201, 813305, 916255, 1019495, 2496005, 14476829, 72384145]

約数ペア:

[(1, 72384145), (5, 14476829), (29, 2496005), (71, 1019495), (79, 916255), (89, 813305), (145, 499201), (355, 203899), (395, 183251), (445, 162661), (2059, 35155), (2291, 31595), (2581, 28045), (5609, 12905), (6319, 11455), (7031, 10295)]