70961480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{643}}^1$

素因数の和:774

約数の個数: 64

約数和(自身を含む): 166924800

約数和(自身を除く): 95963320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 89, 124, 155, 178, 248, 310, 356, 445, 620, 643, 712, 890, 1240, 1286, 1780, 2572, 2759, 3215, 3560, 5144, 5518, 6430, 11036, 12860, 13795, 19933, 22072, 25720, 27590, 39866, 55180, 57227, 79732, 99665, 110360, 114454, 159464, 199330, 228908, 286135, 398660, 457816, 572270, 797320, 1144540, 1774037, 2289080, 3548074, 7096148, 8870185, 14192296, 17740370, 35480740, 70961480]

約数ペア:

[(1, 70961480), (2, 35480740), (4, 17740370), (5, 14192296), (8, 8870185), (10, 7096148), (20, 3548074), (31, 2289080), (40, 1774037), (62, 1144540), (89, 797320), (124, 572270), (155, 457816), (178, 398660), (248, 286135), (310, 228908), (356, 199330), (445, 159464), (620, 114454), (643, 110360), (712, 99665), (890, 79732), (1240, 57227), (1286, 55180), (1780, 39866), (2572, 27590), (2759, 25720), (3215, 22072), (3560, 19933), (5144, 13795), (5518, 12860), (6430, 11036)]