131028450

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{17827}}^1$

素因数の和:17856

約数の個数: 72

約数和(自身を含む): 378024912

約数和(自身を除く): 246996462

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 147, 150, 175, 210, 245, 294, 350, 490, 525, 735, 1050, 1225, 1470, 2450, 3675, 7350, 17827, 35654, 53481, 89135, 106962, 124789, 178270, 249578, 267405, 374367, 445675, 534810, 623945, 748734, 873523, 891350, 1247890, 1337025, 1747046, 1871835, 2620569, 2674050, 3119725, 3743670, 4367615, 5241138, 6239450, 8735230, 9359175, 13102845, 18718350, 21838075, 26205690, 43676150, 65514225, 131028450]

約数ペア:

[(1, 131028450), (2, 65514225), (3, 43676150), (5, 26205690), (6, 21838075), (7, 18718350), (10, 13102845), (14, 9359175), (15, 8735230), (21, 6239450), (25, 5241138), (30, 4367615), (35, 3743670), (42, 3119725), (49, 2674050), (50, 2620569), (70, 1871835), (75, 1747046), (98, 1337025), (105, 1247890), (147, 891350), (150, 873523), (175, 748734), (210, 623945), (245, 534810), (294, 445675), (350, 374367), (490, 267405), (525, 249578), (735, 178270), (1050, 124789), (1225, 106962), (1470, 89135), (2450, 53481), (3675, 35654), (7350, 17827)]