71318090870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{28873721}}^1$

素因数の和:28873760

約数の個数: 32

約数和(自身を含む): 145523558880

約数和(自身を除く): 74205468010

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 28873721, 57747442, 144368605, 288737210, 375358373, 548600699, 750716746, 1097201398, 1876791865, 2743003495, 3753583730, 5486006990, 7131809087, 14263618174, 35659045435, 71318090870]

約数ペア:

[(1, 71318090870), (2, 35659045435), (5, 14263618174), (10, 7131809087), (13, 5486006990), (19, 3753583730), (26, 2743003495), (38, 1876791865), (65, 1097201398), (95, 750716746), (130, 548600699), (190, 375358373), (247, 288737210), (494, 144368605), (1235, 57747442), (2470, 28873721)]