78648830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{8521}}^1$

素因数の和:8612

約数の個数: 32

約数和(自身を含む): 154623168

約数和(自身を除く): 75974338

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 4615, 8521, 9230, 17042, 42605, 85210, 110773, 221546, 553865, 604991, 1107730, 1209982, 3024955, 6049910, 7864883, 15729766, 39324415, 78648830]

約数ペア:

[(1, 78648830), (2, 39324415), (5, 15729766), (10, 7864883), (13, 6049910), (26, 3024955), (65, 1209982), (71, 1107730), (130, 604991), (142, 553865), (355, 221546), (710, 110773), (923, 85210), (1846, 42605), (4615, 17042), (8521, 9230)]