80028928

素因数分解:

$2^8\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:148

約数の個数: 144

約数和(自身を含む): 201325824

約数和(自身を除く): 121296896

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 37, 56, 64, 68, 71, 74, 112, 119, 128, 136, 142, 148, 224, 238, 256, 259, 272, 284, 296, 448, 476, 497, 518, 544, 568, 592, 629, 896, 952, 994, 1036, 1088, 1136, 1184, 1207, 1258, 1792, 1904, 1988, 2072, 2176, 2272, 2368, 2414, 2516, 2627, 3808, 3976, 4144, 4352, 4403, 4544, 4736, 4828, 5032, 5254, 7616, 7952, 8288, 8449, 8806, 9088, 9472, 9656, 10064, 10508, 15232, 15904, 16576, 16898, 17612, 18176, 18389, 19312, 20128, 21016, 30464, 31808, 33152, 33796, 35224, 36778, 38624, 40256, 42032, 44659, 63616, 66304, 67592, 70448, 73556, 77248, 80512, 84064, 89318, 127232, 135184, 140896, 147112, 154496, 161024, 168128, 178636, 270368, 281792, 294224, 308992, 312613, 336256, 357272, 540736, 563584, 588448, 625226, 672512, 714544, 1081472, 1127168, 1176896, 1250452, 1429088, 2162944, 2353792, 2500904, 2858176, 4707584, 5001808, 5716352, 10003616, 11432704, 20007232, 40014464, 80028928]

約数ペア:

[(1, 80028928), (2, 40014464), (4, 20007232), (7, 11432704), (8, 10003616), (14, 5716352), (16, 5001808), (17, 4707584), (28, 2858176), (32, 2500904), (34, 2353792), (37, 2162944), (56, 1429088), (64, 1250452), (68, 1176896), (71, 1127168), (74, 1081472), (112, 714544), (119, 672512), (128, 625226), (136, 588448), (142, 563584), (148, 540736), (224, 357272), (238, 336256), (256, 312613), (259, 308992), (272, 294224), (284, 281792), (296, 270368), (448, 178636), (476, 168128), (497, 161024), (518, 154496), (544, 147112), (568, 140896), (592, 135184), (629, 127232), (896, 89318), (952, 84064), (994, 80512), (1036, 77248), (1088, 73556), (1136, 70448), (1184, 67592), (1207, 66304), (1258, 63616), (1792, 44659), (1904, 42032), (1988, 40256), (2072, 38624), (2176, 36778), (2272, 35224), (2368, 33796), (2414, 33152), (2516, 31808), (2627, 30464), (3808, 21016), (3976, 20128), (4144, 19312), (4352, 18389), (4403, 18176), (4544, 17612), (4736, 16898), (4828, 16576), (5032, 15904), (5254, 15232), (7616, 10508), (7952, 10064), (8288, 9656), (8449, 9472), (8806, 9088)]