155931550

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{3469}}^1$

素因数の和:3541

約数の個数: 48

約数和(自身を含む): 309801600

約数和(自身を除く): 153870050

約数列:

[1, 2, 5, 10, 25, 29, 31, 50, 58, 62, 145, 155, 290, 310, 725, 775, 899, 1450, 1550, 1798, 3469, 4495, 6938, 8990, 17345, 22475, 34690, 44950, 86725, 100601, 107539, 173450, 201202, 215078, 503005, 537695, 1006010, 1075390, 2515025, 2688475, 3118631, 5030050, 5376950, 6237262, 15593155, 31186310, 77965775, 155931550]

約数ペア:

[(1, 155931550), (2, 77965775), (5, 31186310), (10, 15593155), (25, 6237262), (29, 5376950), (31, 5030050), (50, 3118631), (58, 2688475), (62, 2515025), (145, 1075390), (155, 1006010), (290, 537695), (310, 503005), (725, 215078), (775, 201202), (899, 173450), (1450, 107539), (1550, 100601), (1798, 86725), (3469, 44950), (4495, 34690), (6938, 22475), (8990, 17345)]