24996985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 34020000

約数和(自身を除く): 9023015

約数列:

[1, 5, 13, 29, 65, 89, 145, 149, 377, 445, 745, 1157, 1885, 1937, 2581, 4321, 5785, 9685, 12905, 13261, 21605, 33553, 56173, 66305, 167765, 172393, 280865, 384569, 861965, 1922845, 4999397, 24996985]

約数ペア:

[(1, 24996985), (5, 4999397), (13, 1922845), (29, 861965), (65, 384569), (89, 280865), (145, 172393), (149, 167765), (377, 66305), (445, 56173), (745, 33553), (1157, 21605), (1885, 13261), (1937, 12905), (2581, 9685), (4321, 5785)]