68753660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{641}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 150135552

約数和(自身を除く): 81381892

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 173, 310, 346, 620, 641, 692, 865, 1282, 1730, 2564, 3205, 3460, 5363, 6410, 10726, 12820, 19871, 21452, 26815, 39742, 53630, 79484, 99355, 107260, 110893, 198710, 221786, 397420, 443572, 554465, 1108930, 2217860, 3437683, 6875366, 13750732, 17188415, 34376830, 68753660]

約数ペア:

[(1, 68753660), (2, 34376830), (4, 17188415), (5, 13750732), (10, 6875366), (20, 3437683), (31, 2217860), (62, 1108930), (124, 554465), (155, 443572), (173, 397420), (310, 221786), (346, 198710), (620, 110893), (641, 107260), (692, 99355), (865, 79484), (1282, 53630), (1730, 39742), (2564, 26815), (3205, 21452), (3460, 19871), (5363, 12820), (6410, 10726)]