105771520

素因数分解:

$2^9\times 5^1\times {\mathrm{79}}^1\times {\mathrm{523}}^1$

素因数の和:625

約数の個数: 80

約数和(自身を含む): 257304960

約数和(自身を除く): 151533440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 256, 316, 320, 395, 512, 523, 632, 640, 790, 1046, 1264, 1280, 1580, 2092, 2528, 2560, 2615, 3160, 4184, 5056, 5230, 6320, 8368, 10112, 10460, 12640, 16736, 20224, 20920, 25280, 33472, 40448, 41317, 41840, 50560, 66944, 82634, 83680, 101120, 133888, 165268, 167360, 202240, 206585, 267776, 330536, 334720, 413170, 661072, 669440, 826340, 1322144, 1338880, 1652680, 2644288, 3305360, 5288576, 6610720, 10577152, 13221440, 21154304, 26442880, 52885760, 105771520]

約数ペア:

[(1, 105771520), (2, 52885760), (4, 26442880), (5, 21154304), (8, 13221440), (10, 10577152), (16, 6610720), (20, 5288576), (32, 3305360), (40, 2644288), (64, 1652680), (79, 1338880), (80, 1322144), (128, 826340), (158, 669440), (160, 661072), (256, 413170), (316, 334720), (320, 330536), (395, 267776), (512, 206585), (523, 202240), (632, 167360), (640, 165268), (790, 133888), (1046, 101120), (1264, 83680), (1280, 82634), (1580, 66944), (2092, 50560), (2528, 41840), (2560, 41317), (2615, 40448), (3160, 33472), (4184, 25280), (5056, 20920), (5230, 20224), (6320, 16736), (8368, 12640), (10112, 10460)]