78644325

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{241}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 138036800

約数和(自身を除く): 59392475

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 229, 241, 285, 475, 687, 723, 1145, 1205, 1425, 3435, 3615, 4351, 4579, 5725, 6025, 13053, 13737, 17175, 18075, 21755, 22895, 55189, 65265, 68685, 108775, 114475, 165567, 275945, 326325, 343425, 827835, 1048591, 1379725, 3145773, 4139175, 5242955, 15728865, 26214775, 78644325]

約数ペア:

[(1, 78644325), (3, 26214775), (5, 15728865), (15, 5242955), (19, 4139175), (25, 3145773), (57, 1379725), (75, 1048591), (95, 827835), (229, 343425), (241, 326325), (285, 275945), (475, 165567), (687, 114475), (723, 108775), (1145, 68685), (1205, 65265), (1425, 55189), (3435, 22895), (3615, 21755), (4351, 18075), (4579, 17175), (5725, 13737), (6025, 13053)]