31516576

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:246

約数の個数: 96

約数和(自身を含む): 77898240

約数和(自身を除く): 46381664

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 79, 91, 104, 112, 137, 158, 182, 208, 224, 274, 316, 364, 416, 548, 553, 632, 728, 959, 1027, 1096, 1106, 1264, 1456, 1781, 1918, 2054, 2192, 2212, 2528, 2912, 3562, 3836, 4108, 4384, 4424, 7124, 7189, 7672, 8216, 8848, 10823, 12467, 14248, 14378, 15344, 16432, 17696, 21646, 24934, 28496, 28756, 30688, 32864, 43292, 49868, 56992, 57512, 75761, 86584, 99736, 115024, 140699, 151522, 173168, 199472, 230048, 281398, 303044, 346336, 398944, 562796, 606088, 984893, 1125592, 1212176, 1969786, 2251184, 2424352, 3939572, 4502368, 7879144, 15758288, 31516576]

約数ペア:

[(1, 31516576), (2, 15758288), (4, 7879144), (7, 4502368), (8, 3939572), (13, 2424352), (14, 2251184), (16, 1969786), (26, 1212176), (28, 1125592), (32, 984893), (52, 606088), (56, 562796), (79, 398944), (91, 346336), (104, 303044), (112, 281398), (137, 230048), (158, 199472), (182, 173168), (208, 151522), (224, 140699), (274, 115024), (316, 99736), (364, 86584), (416, 75761), (548, 57512), (553, 56992), (632, 49868), (728, 43292), (959, 32864), (1027, 30688), (1096, 28756), (1106, 28496), (1264, 24934), (1456, 21646), (1781, 17696), (1918, 16432), (2054, 15344), (2192, 14378), (2212, 14248), (2528, 12467), (2912, 10823), (3562, 8848), (3836, 8216), (4108, 7672), (4384, 7189), (4424, 7124)]