1038667825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{241}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 1417878000

約数和(自身を除く): 379210175

約数列:

[1, 5, 13, 25, 65, 89, 149, 241, 325, 445, 745, 1157, 1205, 1937, 2225, 3133, 3725, 5785, 6025, 9685, 13261, 15665, 21449, 28925, 35909, 48425, 66305, 78325, 107245, 172393, 179545, 278837, 331525, 466817, 536225, 861965, 897725, 1394185, 2334085, 3195901, 4309825, 6970925, 11670425, 15979505, 41546713, 79897525, 207733565, 1038667825]

約数ペア:

[(1, 1038667825), (5, 207733565), (13, 79897525), (25, 41546713), (65, 15979505), (89, 11670425), (149, 6970925), (241, 4309825), (325, 3195901), (445, 2334085), (745, 1394185), (1157, 897725), (1205, 861965), (1937, 536225), (2225, 466817), (3133, 331525), (3725, 278837), (5785, 179545), (6025, 172393), (9685, 107245), (13261, 78325), (15665, 66305), (21449, 48425), (28925, 35909)]