80400831472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1061}}^1\times {\mathrm{2621}}^1$

素因数の和:3842

約数の個数: 80

約数和(自身を含む): 169190108640

約数和(自身を除く): 88789277168

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 139, 208, 278, 556, 1061, 1112, 1807, 2122, 2224, 2621, 3614, 4244, 5242, 7228, 8488, 10484, 13793, 14456, 16976, 20968, 27586, 28912, 34073, 41936, 55172, 68146, 110344, 136292, 147479, 220688, 272584, 294958, 364319, 545168, 589916, 728638, 1179832, 1457276, 1917227, 2359664, 2780881, 2914552, 3834454, 4736147, 5561762, 5829104, 7668908, 9472294, 11123524, 15337816, 18944588, 22247048, 30675632, 36151453, 37889176, 44494096, 72302906, 75778352, 144605812, 289211624, 386542459, 578423248, 773084918, 1546169836, 3092339672, 5025051967, 6184679344, 10050103934, 20100207868, 40200415736, 80400831472]

約数ペア:

[(1, 80400831472), (2, 40200415736), (4, 20100207868), (8, 10050103934), (13, 6184679344), (16, 5025051967), (26, 3092339672), (52, 1546169836), (104, 773084918), (139, 578423248), (208, 386542459), (278, 289211624), (556, 144605812), (1061, 75778352), (1112, 72302906), (1807, 44494096), (2122, 37889176), (2224, 36151453), (2621, 30675632), (3614, 22247048), (4244, 18944588), (5242, 15337816), (7228, 11123524), (8488, 9472294), (10484, 7668908), (13793, 5829104), (14456, 5561762), (16976, 4736147), (20968, 3834454), (27586, 2914552), (28912, 2780881), (34073, 2359664), (41936, 1917227), (55172, 1457276), (68146, 1179832), (110344, 728638), (136292, 589916), (147479, 545168), (220688, 364319), (272584, 294958)]