487125470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{823}}^1$

素因数の和:1029

約数の個数: 64

約数和(自身を含む): 984251520

約数和(自身を除く): 497126050

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 157, 290, 314, 377, 754, 785, 823, 1570, 1646, 1885, 2041, 3770, 4082, 4115, 4553, 8230, 9106, 10205, 10699, 20410, 21398, 22765, 23867, 45530, 47734, 53495, 59189, 106990, 118378, 119335, 129211, 238670, 258422, 295945, 310271, 591890, 620542, 646055, 1292110, 1551355, 1679743, 3102710, 3359486, 3747119, 7494238, 8398715, 16797430, 18735595, 37471190, 48712547, 97425094, 243562735, 487125470]

約数ペア:

[(1, 487125470), (2, 243562735), (5, 97425094), (10, 48712547), (13, 37471190), (26, 18735595), (29, 16797430), (58, 8398715), (65, 7494238), (130, 3747119), (145, 3359486), (157, 3102710), (290, 1679743), (314, 1551355), (377, 1292110), (754, 646055), (785, 620542), (823, 591890), (1570, 310271), (1646, 295945), (1885, 258422), (2041, 238670), (3770, 129211), (4082, 119335), (4115, 118378), (4553, 106990), (8230, 59189), (9106, 53495), (10205, 47734), (10699, 45530), (20410, 23867), (21398, 22765)]