38581280

素因数分解:

$2^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:202

約数の個数: 96

約数和(自身を含む): 95618880

約数和(自身を除く): 57037600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 61, 67, 80, 118, 122, 134, 160, 236, 244, 268, 295, 305, 335, 472, 488, 536, 590, 610, 670, 944, 976, 1072, 1180, 1220, 1340, 1888, 1952, 2144, 2360, 2440, 2680, 3599, 3953, 4087, 4720, 4880, 5360, 7198, 7906, 8174, 9440, 9760, 10720, 14396, 15812, 16348, 17995, 19765, 20435, 28792, 31624, 32696, 35990, 39530, 40870, 57584, 63248, 65392, 71980, 79060, 81740, 115168, 126496, 130784, 143960, 158120, 163480, 241133, 287920, 316240, 326960, 482266, 575840, 632480, 653920, 964532, 1205665, 1929064, 2411330, 3858128, 4822660, 7716256, 9645320, 19290640, 38581280]

約数ペア:

[(1, 38581280), (2, 19290640), (4, 9645320), (5, 7716256), (8, 4822660), (10, 3858128), (16, 2411330), (20, 1929064), (32, 1205665), (40, 964532), (59, 653920), (61, 632480), (67, 575840), (80, 482266), (118, 326960), (122, 316240), (134, 287920), (160, 241133), (236, 163480), (244, 158120), (268, 143960), (295, 130784), (305, 126496), (335, 115168), (472, 81740), (488, 79060), (536, 71980), (590, 65392), (610, 63248), (670, 57584), (944, 40870), (976, 39530), (1072, 35990), (1180, 32696), (1220, 31624), (1340, 28792), (1888, 20435), (1952, 19765), (2144, 17995), (2360, 16348), (2440, 15812), (2680, 14396), (3599, 10720), (3953, 9760), (4087, 9440), (4720, 8174), (4880, 7906), (5360, 7198)]