201648368

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:402

約数の個数: 80

約数和(自身を含む): 431892000

約数和(自身を除く): 230243632

約数列:

[1, 2, 4, 8, 16, 19, 29, 38, 58, 76, 89, 116, 152, 178, 232, 257, 304, 356, 464, 514, 551, 712, 1028, 1102, 1424, 1691, 2056, 2204, 2581, 3382, 4112, 4408, 4883, 5162, 6764, 7453, 8816, 9766, 10324, 13528, 14906, 19532, 20648, 22873, 27056, 29812, 39064, 41296, 45746, 49039, 59624, 78128, 91492, 98078, 119248, 141607, 182984, 196156, 283214, 365968, 392312, 434587, 566428, 663317, 784624, 869174, 1132856, 1326634, 1738348, 2265712, 2653268, 3476696, 5306536, 6953392, 10613072, 12603023, 25206046, 50412092, 100824184, 201648368]

約数ペア:

[(1, 201648368), (2, 100824184), (4, 50412092), (8, 25206046), (16, 12603023), (19, 10613072), (29, 6953392), (38, 5306536), (58, 3476696), (76, 2653268), (89, 2265712), (116, 1738348), (152, 1326634), (178, 1132856), (232, 869174), (257, 784624), (304, 663317), (356, 566428), (464, 434587), (514, 392312), (551, 365968), (712, 283214), (1028, 196156), (1102, 182984), (1424, 141607), (1691, 119248), (2056, 98078), (2204, 91492), (2581, 78128), (3382, 59624), (4112, 49039), (4408, 45746), (4883, 41296), (5162, 39064), (6764, 29812), (7453, 27056), (8816, 22873), (9766, 20648), (10324, 19532), (13528, 14906)]