67238470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^2\times {\mathrm{139}}^1$

素因数の和:281

約数の個数: 48

約数和(自身を含む): 133464240

約数和(自身を除く): 66225770

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 139, 278, 305, 610, 695, 793, 1390, 1586, 1807, 3614, 3721, 3965, 7442, 7930, 8479, 9035, 16958, 18070, 18605, 37210, 42395, 48373, 84790, 96746, 110227, 220454, 241865, 483730, 517219, 551135, 1034438, 1102270, 2586095, 5172190, 6723847, 13447694, 33619235, 67238470]

約数ペア:

[(1, 67238470), (2, 33619235), (5, 13447694), (10, 6723847), (13, 5172190), (26, 2586095), (61, 1102270), (65, 1034438), (122, 551135), (130, 517219), (139, 483730), (278, 241865), (305, 220454), (610, 110227), (695, 96746), (793, 84790), (1390, 48373), (1586, 42395), (1807, 37210), (3614, 18605), (3721, 18070), (3965, 16958), (7442, 9035), (7930, 8479)]