202156825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 283575600

約数和(自身を除く): 81418775

約数列:

[1, 5, 13, 25, 29, 65, 89, 145, 241, 325, 377, 445, 725, 1157, 1205, 1885, 2225, 2581, 3133, 5785, 6025, 6989, 9425, 12905, 15665, 21449, 28925, 33553, 34945, 64525, 78325, 90857, 107245, 167765, 174725, 278837, 454285, 536225, 622021, 838825, 1394185, 2271425, 3110105, 6970925, 8086273, 15550525, 40431365, 202156825]

約数ペア:

[(1, 202156825), (5, 40431365), (13, 15550525), (25, 8086273), (29, 6970925), (65, 3110105), (89, 2271425), (145, 1394185), (241, 838825), (325, 622021), (377, 536225), (445, 454285), (725, 278837), (1157, 174725), (1205, 167765), (1885, 107245), (2225, 90857), (2581, 78325), (3133, 64525), (5785, 34945), (6025, 33553), (6989, 28925), (9425, 21449), (12905, 15665)]