80948540372

素因数分解:

$2^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{85703}}^1$

素因数の和:85861

約数の個数: 72

約数和(自身を含む): 169611644160

約数和(自身を除く): 88663103788

約数列:

[1, 2, 4, 7, 14, 28, 49, 61, 79, 98, 122, 158, 196, 244, 316, 427, 553, 854, 1106, 1708, 2212, 2989, 3871, 4819, 5978, 7742, 9638, 11956, 15484, 19276, 33733, 67466, 85703, 134932, 171406, 236131, 342812, 472262, 599921, 944524, 1199842, 2399684, 4199447, 5227883, 6770537, 8398894, 10455766, 13541074, 16797788, 20911532, 27082148, 36595181, 47393759, 73190362, 94787518, 146380724, 189575036, 256166267, 331756313, 413002757, 512332534, 663512626, 826005514, 1024665068, 1327025252, 1652011028, 2891019299, 5782038598, 11564077196, 20237135093, 40474270186, 80948540372]

約数ペア:

[(1, 80948540372), (2, 40474270186), (4, 20237135093), (7, 11564077196), (14, 5782038598), (28, 2891019299), (49, 1652011028), (61, 1327025252), (79, 1024665068), (98, 826005514), (122, 663512626), (158, 512332534), (196, 413002757), (244, 331756313), (316, 256166267), (427, 189575036), (553, 146380724), (854, 94787518), (1106, 73190362), (1708, 47393759), (2212, 36595181), (2989, 27082148), (3871, 20911532), (4819, 16797788), (5978, 13541074), (7742, 10455766), (9638, 8398894), (11956, 6770537), (15484, 5227883), (19276, 4199447), (33733, 2399684), (67466, 1199842), (85703, 944524), (134932, 599921), (171406, 472262), (236131, 342812)]