90655812

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1997}}^1$

素因数の和:2117

約数の個数: 72

約数和(自身を含む): 249454296

約数和(自身を除く): 158798484

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 97, 117, 156, 194, 234, 291, 388, 468, 582, 873, 1164, 1261, 1746, 1997, 2522, 3492, 3783, 3994, 5044, 5991, 7566, 7988, 11349, 11982, 15132, 17973, 22698, 23964, 25961, 35946, 45396, 51922, 71892, 77883, 103844, 155766, 193709, 233649, 311532, 387418, 467298, 581127, 774836, 934596, 1162254, 1743381, 2324508, 2518217, 3486762, 5036434, 6973524, 7554651, 10072868, 15109302, 22663953, 30218604, 45327906, 90655812]

約数ペア:

[(1, 90655812), (2, 45327906), (3, 30218604), (4, 22663953), (6, 15109302), (9, 10072868), (12, 7554651), (13, 6973524), (18, 5036434), (26, 3486762), (36, 2518217), (39, 2324508), (52, 1743381), (78, 1162254), (97, 934596), (117, 774836), (156, 581127), (194, 467298), (234, 387418), (291, 311532), (388, 233649), (468, 193709), (582, 155766), (873, 103844), (1164, 77883), (1261, 71892), (1746, 51922), (1997, 45396), (2522, 35946), (3492, 25961), (3783, 23964), (3994, 22698), (5044, 17973), (5991, 15132), (7566, 11982), (7988, 11349)]