75431820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{17707}}^1$

素因数の和:17790

約数の個数: 48

約数和(自身を含む): 214195968

約数和(自身を除く): 138764148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 17707, 35414, 53121, 70828, 88535, 106242, 177070, 212484, 265605, 354140, 531210, 1062420, 1257197, 2514394, 3771591, 5028788, 6285985, 7543182, 12571970, 15086364, 18857955, 25143940, 37715910, 75431820]

約数ペア:

[(1, 75431820), (2, 37715910), (3, 25143940), (4, 18857955), (5, 15086364), (6, 12571970), (10, 7543182), (12, 6285985), (15, 5028788), (20, 3771591), (30, 2514394), (60, 1257197), (71, 1062420), (142, 531210), (213, 354140), (284, 265605), (355, 212484), (426, 177070), (710, 106242), (852, 88535), (1065, 70828), (1420, 53121), (2130, 35414), (4260, 17707)]