65914980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{15473}}^1$

素因数の和:15556

約数の個数: 48

約数和(自身を含む): 187173504

約数和(自身を除く): 121258524

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, 15473, 30946, 46419, 61892, 77365, 92838, 154730, 185676, 232095, 309460, 464190, 928380, 1098583, 2197166, 3295749, 4394332, 5492915, 6591498, 10985830, 13182996, 16478745, 21971660, 32957490, 65914980]

約数ペア:

[(1, 65914980), (2, 32957490), (3, 21971660), (4, 16478745), (5, 13182996), (6, 10985830), (10, 6591498), (12, 5492915), (15, 4394332), (20, 3295749), (30, 2197166), (60, 1098583), (71, 928380), (142, 464190), (213, 309460), (284, 232095), (355, 185676), (426, 154730), (710, 92838), (852, 77365), (1065, 61892), (1420, 46419), (2130, 30946), (4260, 15473)]