72078734

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:369

約数の個数: 64

約数和(自身を含む): 141474816

約数和(自身を除く): 69396082

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 67, 91, 134, 161, 182, 257, 299, 322, 469, 514, 598, 871, 938, 1541, 1742, 1799, 2093, 3082, 3341, 3598, 4186, 5911, 6097, 6682, 10787, 11822, 12194, 17219, 20033, 21574, 23387, 34438, 40066, 41377, 46774, 76843, 82754, 120533, 140231, 153686, 223847, 241066, 280462, 396037, 447694, 537901, 792074, 1075802, 1566929, 2772259, 3133858, 5148481, 5544518, 10296962, 36039367, 72078734]

約数ペア:

[(1, 72078734), (2, 36039367), (7, 10296962), (13, 5544518), (14, 5148481), (23, 3133858), (26, 2772259), (46, 1566929), (67, 1075802), (91, 792074), (134, 537901), (161, 447694), (182, 396037), (257, 280462), (299, 241066), (322, 223847), (469, 153686), (514, 140231), (598, 120533), (871, 82754), (938, 76843), (1541, 46774), (1742, 41377), (1799, 40066), (2093, 34438), (3082, 23387), (3341, 21574), (3598, 20033), (4186, 17219), (5911, 12194), (6097, 11822), (6682, 10787)]