64678432

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:223

約数の個数: 144

約数和(自身を含む): 168920640

約数和(自身を除く): 104242208

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 49, 52, 56, 76, 91, 98, 104, 112, 133, 152, 167, 182, 196, 208, 224, 247, 266, 304, 334, 364, 392, 416, 494, 532, 608, 637, 668, 728, 784, 931, 988, 1064, 1169, 1274, 1336, 1456, 1568, 1729, 1862, 1976, 2128, 2171, 2338, 2548, 2672, 2912, 3173, 3458, 3724, 3952, 4256, 4342, 4676, 5096, 5344, 6346, 6916, 7448, 7904, 8183, 8684, 9352, 10192, 12103, 12692, 13832, 14896, 15197, 16366, 17368, 18704, 20384, 22211, 24206, 25384, 27664, 29792, 30394, 32732, 34736, 37408, 41249, 44422, 48412, 50768, 55328, 60788, 65464, 69472, 82498, 88844, 96824, 101536, 106379, 121576, 130928, 155477, 164996, 177688, 193648, 212758, 243152, 261856, 288743, 310954, 329992, 355376, 387296, 425516, 486304, 577486, 621908, 659984, 710752, 851032, 1154972, 1243816, 1319968, 1702064, 2021201, 2309944, 2487632, 3404128, 4042402, 4619888, 4975264, 8084804, 9239776, 16169608, 32339216, 64678432]

約数ペア:

[(1, 64678432), (2, 32339216), (4, 16169608), (7, 9239776), (8, 8084804), (13, 4975264), (14, 4619888), (16, 4042402), (19, 3404128), (26, 2487632), (28, 2309944), (32, 2021201), (38, 1702064), (49, 1319968), (52, 1243816), (56, 1154972), (76, 851032), (91, 710752), (98, 659984), (104, 621908), (112, 577486), (133, 486304), (152, 425516), (167, 387296), (182, 355376), (196, 329992), (208, 310954), (224, 288743), (247, 261856), (266, 243152), (304, 212758), (334, 193648), (364, 177688), (392, 164996), (416, 155477), (494, 130928), (532, 121576), (608, 106379), (637, 101536), (668, 96824), (728, 88844), (784, 82498), (931, 69472), (988, 65464), (1064, 60788), (1169, 55328), (1274, 50768), (1336, 48412), (1456, 44422), (1568, 41249), (1729, 37408), (1862, 34736), (1976, 32732), (2128, 30394), (2171, 29792), (2338, 27664), (2548, 25384), (2672, 24206), (2912, 22211), (3173, 20384), (3458, 18704), (3724, 17368), (3952, 16366), (4256, 15197), (4342, 14896), (4676, 13832), (5096, 12692), (5344, 12103), (6346, 10192), (6916, 9352), (7448, 8684), (7904, 8183)]