78401505

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3023}}^1$

素因数の和:3070

約数の個数: 64

約数和(自身を含む): 162570240

約数和(自身を除く): 84168735

約数列:

[1, 3, 5, 7, 13, 15, 19, 21, 35, 39, 57, 65, 91, 95, 105, 133, 195, 247, 273, 285, 399, 455, 665, 741, 1235, 1365, 1729, 1995, 3023, 3705, 5187, 8645, 9069, 15115, 21161, 25935, 39299, 45345, 57437, 63483, 105805, 117897, 172311, 196495, 275093, 287185, 317415, 402059, 589485, 746681, 825279, 861555, 1206177, 1375465, 2010295, 2240043, 3733405, 4126395, 5226767, 6030885, 11200215, 15680301, 26133835, 78401505]

約数ペア:

[(1, 78401505), (3, 26133835), (5, 15680301), (7, 11200215), (13, 6030885), (15, 5226767), (19, 4126395), (21, 3733405), (35, 2240043), (39, 2010295), (57, 1375465), (65, 1206177), (91, 861555), (95, 825279), (105, 746681), (133, 589485), (195, 402059), (247, 317415), (273, 287185), (285, 275093), (399, 196495), (455, 172311), (665, 117897), (741, 105805), (1235, 63483), (1365, 57437), (1729, 45345), (1995, 39299), (3023, 25935), (3705, 21161), (5187, 15115), (8645, 9069)]