131202560

素因数分解:

$2^9\times 5^1\times {\mathrm{53}}^1\times {\mathrm{967}}^1$

素因数の和:1043

約数の個数: 80

約数和(自身を含む): 320845536

約数和(自身を除く): 189642976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 256, 265, 320, 424, 512, 530, 640, 848, 967, 1060, 1280, 1696, 1934, 2120, 2560, 3392, 3868, 4240, 4835, 6784, 7736, 8480, 9670, 13568, 15472, 16960, 19340, 27136, 30944, 33920, 38680, 51251, 61888, 67840, 77360, 102502, 123776, 135680, 154720, 205004, 247552, 256255, 309440, 410008, 495104, 512510, 618880, 820016, 1025020, 1237760, 1640032, 2050040, 2475520, 3280064, 4100080, 6560128, 8200160, 13120256, 16400320, 26240512, 32800640, 65601280, 131202560]

約数ペア:

[(1, 131202560), (2, 65601280), (4, 32800640), (5, 26240512), (8, 16400320), (10, 13120256), (16, 8200160), (20, 6560128), (32, 4100080), (40, 3280064), (53, 2475520), (64, 2050040), (80, 1640032), (106, 1237760), (128, 1025020), (160, 820016), (212, 618880), (256, 512510), (265, 495104), (320, 410008), (424, 309440), (512, 256255), (530, 247552), (640, 205004), (848, 154720), (967, 135680), (1060, 123776), (1280, 102502), (1696, 77360), (1934, 67840), (2120, 61888), (2560, 51251), (3392, 38680), (3868, 33920), (4240, 30944), (4835, 27136), (6784, 19340), (7736, 16960), (8480, 15472), (9670, 13568)]