51906270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7829}}^1$

素因数の和:7869

約数の個数: 64

約数和(自身を含む): 142067520

約数和(自身を除く): 90161250

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1105, 1326, 2210, 3315, 6630, 7829, 15658, 23487, 39145, 46974, 78290, 101777, 117435, 133093, 203554, 234870, 266186, 305331, 399279, 508885, 610662, 665465, 798558, 1017770, 1330930, 1526655, 1730209, 1996395, 3053310, 3460418, 3992790, 5190627, 8651045, 10381254, 17302090, 25953135, 51906270]

約数ペア:

[(1, 51906270), (2, 25953135), (3, 17302090), (5, 10381254), (6, 8651045), (10, 5190627), (13, 3992790), (15, 3460418), (17, 3053310), (26, 1996395), (30, 1730209), (34, 1526655), (39, 1330930), (51, 1017770), (65, 798558), (78, 665465), (85, 610662), (102, 508885), (130, 399279), (170, 305331), (195, 266186), (221, 234870), (255, 203554), (390, 133093), (442, 117435), (510, 101777), (663, 78290), (1105, 46974), (1326, 39145), (2210, 23487), (3315, 15658), (6630, 7829)]