2653919680

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{1721}}^1$

素因数の和:1878

約数の個数: 112

約数和(自身を含む): 6508333440

約数和(自身を除く): 3854413760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 79, 80, 122, 158, 160, 244, 305, 316, 320, 395, 488, 610, 632, 790, 976, 1220, 1264, 1580, 1721, 1952, 2440, 2528, 3160, 3442, 3904, 4819, 4880, 5056, 6320, 6884, 8605, 9638, 9760, 12640, 13768, 17210, 19276, 19520, 24095, 25280, 27536, 34420, 38552, 48190, 55072, 68840, 77104, 96380, 104981, 110144, 135959, 137680, 154208, 192760, 209962, 271918, 275360, 308416, 385520, 419924, 524905, 543836, 550720, 679795, 771040, 839848, 1049810, 1087672, 1359590, 1542080, 1679696, 2099620, 2175344, 2719180, 3359392, 4199240, 4350688, 5438360, 6718784, 8293499, 8398480, 8701376, 10876720, 16586998, 16796960, 21753440, 33173996, 33593920, 41467495, 43506880, 66347992, 82934990, 132695984, 165869980, 265391968, 331739960, 530783936, 663479920, 1326959840, 2653919680]

約数ペア:

[(1, 2653919680), (2, 1326959840), (4, 663479920), (5, 530783936), (8, 331739960), (10, 265391968), (16, 165869980), (20, 132695984), (32, 82934990), (40, 66347992), (61, 43506880), (64, 41467495), (79, 33593920), (80, 33173996), (122, 21753440), (158, 16796960), (160, 16586998), (244, 10876720), (305, 8701376), (316, 8398480), (320, 8293499), (395, 6718784), (488, 5438360), (610, 4350688), (632, 4199240), (790, 3359392), (976, 2719180), (1220, 2175344), (1264, 2099620), (1580, 1679696), (1721, 1542080), (1952, 1359590), (2440, 1087672), (2528, 1049810), (3160, 839848), (3442, 771040), (3904, 679795), (4819, 550720), (4880, 543836), (5056, 524905), (6320, 419924), (6884, 385520), (8605, 308416), (9638, 275360), (9760, 271918), (12640, 209962), (13768, 192760), (17210, 154208), (19276, 137680), (19520, 135959), (24095, 110144), (25280, 104981), (27536, 96380), (34420, 77104), (38552, 68840), (48190, 55072)]