65247680

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:214

約数の個数: 112

約数和(自身を含む): 164592000

約数和(自身を除く): 99344320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 79, 80, 89, 116, 145, 158, 160, 178, 232, 290, 316, 320, 356, 395, 445, 464, 580, 632, 712, 790, 890, 928, 1160, 1264, 1424, 1580, 1780, 1856, 2291, 2320, 2528, 2581, 2848, 3160, 3560, 4582, 4640, 5056, 5162, 5696, 6320, 7031, 7120, 9164, 9280, 10324, 11455, 12640, 12905, 14062, 14240, 18328, 20648, 22910, 25280, 25810, 28124, 28480, 35155, 36656, 41296, 45820, 51620, 56248, 70310, 73312, 82592, 91640, 103240, 112496, 140620, 146624, 165184, 183280, 203899, 206480, 224992, 281240, 366560, 407798, 412960, 449984, 562480, 733120, 815596, 825920, 1019495, 1124960, 1631192, 2038990, 2249920, 3262384, 4077980, 6524768, 8155960, 13049536, 16311920, 32623840, 65247680]

約数ペア:

[(1, 65247680), (2, 32623840), (4, 16311920), (5, 13049536), (8, 8155960), (10, 6524768), (16, 4077980), (20, 3262384), (29, 2249920), (32, 2038990), (40, 1631192), (58, 1124960), (64, 1019495), (79, 825920), (80, 815596), (89, 733120), (116, 562480), (145, 449984), (158, 412960), (160, 407798), (178, 366560), (232, 281240), (290, 224992), (316, 206480), (320, 203899), (356, 183280), (395, 165184), (445, 146624), (464, 140620), (580, 112496), (632, 103240), (712, 91640), (790, 82592), (890, 73312), (928, 70310), (1160, 56248), (1264, 51620), (1424, 45820), (1580, 41296), (1780, 36656), (1856, 35155), (2291, 28480), (2320, 28124), (2528, 25810), (2581, 25280), (2848, 22910), (3160, 20648), (3560, 18328), (4582, 14240), (4640, 14062), (5056, 12905), (5162, 12640), (5696, 11455), (6320, 10324), (7031, 9280), (7120, 9164)]