13107680

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:172

約数の個数: 96

約数和(自身を含む): 33747840

約数和(自身を除く): 20640160

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 61, 68, 79, 80, 85, 122, 136, 158, 160, 170, 244, 272, 305, 316, 340, 395, 488, 544, 610, 632, 680, 790, 976, 1037, 1220, 1264, 1343, 1360, 1580, 1952, 2074, 2440, 2528, 2686, 2720, 3160, 4148, 4819, 4880, 5185, 5372, 6320, 6715, 8296, 9638, 9760, 10370, 10744, 12640, 13430, 16592, 19276, 20740, 21488, 24095, 26860, 33184, 38552, 41480, 42976, 48190, 53720, 77104, 81923, 82960, 96380, 107440, 154208, 163846, 165920, 192760, 214880, 327692, 385520, 409615, 655384, 771040, 819230, 1310768, 1638460, 2621536, 3276920, 6553840, 13107680]

約数ペア:

[(1, 13107680), (2, 6553840), (4, 3276920), (5, 2621536), (8, 1638460), (10, 1310768), (16, 819230), (17, 771040), (20, 655384), (32, 409615), (34, 385520), (40, 327692), (61, 214880), (68, 192760), (79, 165920), (80, 163846), (85, 154208), (122, 107440), (136, 96380), (158, 82960), (160, 81923), (170, 77104), (244, 53720), (272, 48190), (305, 42976), (316, 41480), (340, 38552), (395, 33184), (488, 26860), (544, 24095), (610, 21488), (632, 20740), (680, 19276), (790, 16592), (976, 13430), (1037, 12640), (1220, 10744), (1264, 10370), (1343, 9760), (1360, 9638), (1580, 8296), (1952, 6715), (2074, 6320), (2440, 5372), (2528, 5185), (2686, 4880), (2720, 4819), (3160, 4148)]