25195020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1453}}^1$

素因数の和:1499

約数の個数: 72

約数和(自身を含む): 74991504

約数和(自身を除く): 49796484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 289, 340, 510, 578, 867, 1020, 1156, 1445, 1453, 1734, 2890, 2906, 3468, 4335, 4359, 5780, 5812, 7265, 8670, 8718, 14530, 17340, 17436, 21795, 24701, 29060, 43590, 49402, 74103, 87180, 98804, 123505, 148206, 247010, 296412, 370515, 419917, 494020, 741030, 839834, 1259751, 1482060, 1679668, 2099585, 2519502, 4199170, 5039004, 6298755, 8398340, 12597510, 25195020]

約数ペア:

[(1, 25195020), (2, 12597510), (3, 8398340), (4, 6298755), (5, 5039004), (6, 4199170), (10, 2519502), (12, 2099585), (15, 1679668), (17, 1482060), (20, 1259751), (30, 839834), (34, 741030), (51, 494020), (60, 419917), (68, 370515), (85, 296412), (102, 247010), (170, 148206), (204, 123505), (255, 98804), (289, 87180), (340, 74103), (510, 49402), (578, 43590), (867, 29060), (1020, 24701), (1156, 21795), (1445, 17436), (1453, 17340), (1734, 14530), (2890, 8718), (2906, 8670), (3468, 7265), (4335, 5812), (4359, 5780)]