81696132

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1597}}^1$

素因数の和:1650

約数の個数: 108

約数和(自身を含む): 248664780

約数和(自身を除く): 166968648

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 49, 58, 63, 84, 87, 98, 116, 126, 147, 174, 196, 203, 252, 261, 294, 348, 406, 441, 522, 588, 609, 812, 882, 1044, 1218, 1421, 1597, 1764, 1827, 2436, 2842, 3194, 3654, 4263, 4791, 5684, 6388, 7308, 8526, 9582, 11179, 12789, 14373, 17052, 19164, 22358, 25578, 28746, 33537, 44716, 46313, 51156, 57492, 67074, 78253, 92626, 100611, 134148, 138939, 156506, 185252, 201222, 234759, 277878, 313012, 324191, 402444, 416817, 469518, 555756, 648382, 704277, 833634, 939036, 972573, 1296764, 1408554, 1667268, 1945146, 2269337, 2817108, 2917719, 3890292, 4538674, 5835438, 6808011, 9077348, 11670876, 13616022, 20424033, 27232044, 40848066, 81696132]

約数ペア:

[(1, 81696132), (2, 40848066), (3, 27232044), (4, 20424033), (6, 13616022), (7, 11670876), (9, 9077348), (12, 6808011), (14, 5835438), (18, 4538674), (21, 3890292), (28, 2917719), (29, 2817108), (36, 2269337), (42, 1945146), (49, 1667268), (58, 1408554), (63, 1296764), (84, 972573), (87, 939036), (98, 833634), (116, 704277), (126, 648382), (147, 555756), (174, 469518), (196, 416817), (203, 402444), (252, 324191), (261, 313012), (294, 277878), (348, 234759), (406, 201222), (441, 185252), (522, 156506), (588, 138939), (609, 134148), (812, 100611), (882, 92626), (1044, 78253), (1218, 67074), (1421, 57492), (1597, 51156), (1764, 46313), (1827, 44716), (2436, 33537), (2842, 28746), (3194, 25578), (3654, 22358), (4263, 19164), (4791, 17052), (5684, 14373), (6388, 12789), (7308, 11179), (8526, 9582)]