13709750

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:138

約数の個数: 64

約数和(自身を含む): 27855360

約数和(自身を除く): 14145610

約数列:

[1, 2, 5, 10, 25, 29, 31, 50, 58, 61, 62, 122, 125, 145, 155, 250, 290, 305, 310, 610, 725, 775, 899, 1450, 1525, 1550, 1769, 1798, 1891, 3050, 3538, 3625, 3782, 3875, 4495, 7250, 7625, 7750, 8845, 8990, 9455, 15250, 17690, 18910, 22475, 44225, 44950, 47275, 54839, 88450, 94550, 109678, 112375, 221125, 224750, 236375, 274195, 442250, 472750, 548390, 1370975, 2741950, 6854875, 13709750]

約数ペア:

[(1, 13709750), (2, 6854875), (5, 2741950), (10, 1370975), (25, 548390), (29, 472750), (31, 442250), (50, 274195), (58, 236375), (61, 224750), (62, 221125), (122, 112375), (125, 109678), (145, 94550), (155, 88450), (250, 54839), (290, 47275), (305, 44950), (310, 44225), (610, 22475), (725, 18910), (775, 17690), (899, 15250), (1450, 9455), (1525, 8990), (1550, 8845), (1769, 7750), (1798, 7625), (1891, 7250), (3050, 4495), (3538, 3875), (3625, 3782)]