140315525

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:602

約数の個数: 48

約数和(自身を含む): 210843648

約数和(自身を除く): 70528123

約数列:

[1, 5, 7, 23, 25, 35, 71, 115, 161, 175, 355, 491, 497, 575, 805, 1633, 1775, 2455, 2485, 3437, 4025, 8165, 11293, 11431, 12275, 12425, 17185, 34861, 40825, 56465, 57155, 79051, 85925, 174305, 244027, 282325, 285775, 395255, 801803, 871525, 1220135, 1976275, 4009015, 5612621, 6100675, 20045075, 28063105, 140315525]

約数ペア:

[(1, 140315525), (5, 28063105), (7, 20045075), (23, 6100675), (25, 5612621), (35, 4009015), (71, 1976275), (115, 1220135), (161, 871525), (175, 801803), (355, 395255), (491, 285775), (497, 282325), (575, 244027), (805, 174305), (1633, 85925), (1775, 79051), (2455, 57155), (2485, 56465), (3437, 40825), (4025, 34861), (8165, 17185), (11293, 12425), (11431, 12275)]