725806848

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{523}}^1$

素因数の和:694

約数の個数: 144

約数和(自身を含む): 2099269760

約数和(自身を除く): 1373462912

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 139, 156, 192, 208, 256, 278, 312, 384, 416, 417, 523, 556, 624, 768, 832, 834, 1046, 1112, 1248, 1569, 1664, 1668, 1807, 2092, 2224, 2496, 3138, 3328, 3336, 3614, 4184, 4448, 4992, 5421, 6276, 6672, 6799, 7228, 8368, 8896, 9984, 10842, 12552, 13344, 13598, 14456, 16736, 17792, 20397, 21684, 25104, 26688, 27196, 28912, 33472, 35584, 40794, 43368, 50208, 53376, 54392, 57824, 66944, 72697, 81588, 86736, 100416, 106752, 108784, 115648, 133888, 145394, 163176, 173472, 200832, 217568, 218091, 231296, 290788, 326352, 346944, 401664, 435136, 436182, 462592, 581576, 652704, 693888, 870272, 872364, 945061, 1163152, 1305408, 1387776, 1740544, 1744728, 1890122, 2326304, 2610816, 2835183, 3489456, 3780244, 4652608, 5221632, 5670366, 6978912, 7560488, 9305216, 11340732, 13957824, 15120976, 18610432, 22681464, 27915648, 30241952, 45362928, 55831296, 60483904, 90725856, 120967808, 181451712, 241935616, 362903424, 725806848]

約数ペア:

[(1, 725806848), (2, 362903424), (3, 241935616), (4, 181451712), (6, 120967808), (8, 90725856), (12, 60483904), (13, 55831296), (16, 45362928), (24, 30241952), (26, 27915648), (32, 22681464), (39, 18610432), (48, 15120976), (52, 13957824), (64, 11340732), (78, 9305216), (96, 7560488), (104, 6978912), (128, 5670366), (139, 5221632), (156, 4652608), (192, 3780244), (208, 3489456), (256, 2835183), (278, 2610816), (312, 2326304), (384, 1890122), (416, 1744728), (417, 1740544), (523, 1387776), (556, 1305408), (624, 1163152), (768, 945061), (832, 872364), (834, 870272), (1046, 693888), (1112, 652704), (1248, 581576), (1569, 462592), (1664, 436182), (1668, 435136), (1807, 401664), (2092, 346944), (2224, 326352), (2496, 290788), (3138, 231296), (3328, 218091), (3336, 217568), (3614, 200832), (4184, 173472), (4448, 163176), (4992, 145394), (5421, 133888), (6276, 115648), (6672, 108784), (6799, 106752), (7228, 100416), (8368, 86736), (8896, 81588), (9984, 72697), (10842, 66944), (12552, 57824), (13344, 54392), (13598, 53376), (14456, 50208), (16736, 43368), (17792, 40794), (20397, 35584), (21684, 33472), (25104, 28912), (26688, 27196)]