652336640

素因数分解:

$2^9\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:228

約数の個数: 160

約数和(自身を含む): 1645769664

約数和(自身を除く): 993433024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 71, 74, 80, 97, 128, 142, 148, 160, 185, 194, 256, 284, 296, 320, 355, 370, 388, 485, 512, 568, 592, 640, 710, 740, 776, 970, 1136, 1184, 1280, 1420, 1480, 1552, 1940, 2272, 2368, 2560, 2627, 2840, 2960, 3104, 3589, 3880, 4544, 4736, 5254, 5680, 5920, 6208, 6887, 7178, 7760, 9088, 9472, 10508, 11360, 11840, 12416, 13135, 13774, 14356, 15520, 17945, 18176, 18944, 21016, 22720, 23680, 24832, 26270, 27548, 28712, 31040, 34435, 35890, 36352, 42032, 45440, 47360, 49664, 52540, 55096, 57424, 62080, 68870, 71780, 84064, 90880, 94720, 105080, 110192, 114848, 124160, 137740, 143560, 168128, 181760, 210160, 220384, 229696, 248320, 254819, 275480, 287120, 336256, 420320, 440768, 459392, 509638, 550960, 574240, 672512, 840640, 881536, 918784, 1019276, 1101920, 1148480, 1274095, 1345024, 1681280, 1763072, 1837568, 2038552, 2203840, 2296960, 2548190, 3362560, 3526144, 4077104, 4407680, 4593920, 5096380, 6725120, 8154208, 8815360, 9187840, 10192760, 16308416, 17630720, 20385520, 32616832, 40771040, 65233664, 81542080, 130467328, 163084160, 326168320, 652336640]

約数ペア:

[(1, 652336640), (2, 326168320), (4, 163084160), (5, 130467328), (8, 81542080), (10, 65233664), (16, 40771040), (20, 32616832), (32, 20385520), (37, 17630720), (40, 16308416), (64, 10192760), (71, 9187840), (74, 8815360), (80, 8154208), (97, 6725120), (128, 5096380), (142, 4593920), (148, 4407680), (160, 4077104), (185, 3526144), (194, 3362560), (256, 2548190), (284, 2296960), (296, 2203840), (320, 2038552), (355, 1837568), (370, 1763072), (388, 1681280), (485, 1345024), (512, 1274095), (568, 1148480), (592, 1101920), (640, 1019276), (710, 918784), (740, 881536), (776, 840640), (970, 672512), (1136, 574240), (1184, 550960), (1280, 509638), (1420, 459392), (1480, 440768), (1552, 420320), (1940, 336256), (2272, 287120), (2368, 275480), (2560, 254819), (2627, 248320), (2840, 229696), (2960, 220384), (3104, 210160), (3589, 181760), (3880, 168128), (4544, 143560), (4736, 137740), (5254, 124160), (5680, 114848), (5920, 110192), (6208, 105080), (6887, 94720), (7178, 90880), (7760, 84064), (9088, 71780), (9472, 68870), (10508, 62080), (11360, 57424), (11840, 55096), (12416, 52540), (13135, 49664), (13774, 47360), (14356, 45440), (15520, 42032), (17945, 36352), (18176, 35890), (18944, 34435), (21016, 31040), (22720, 28712), (23680, 27548), (24832, 26270)]