202521280

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{547}}^1$

素因数の和:666

約数の個数: 112

約数和(自身を含む): 526145760

約数和(自身を除く): 323624480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 89, 104, 130, 160, 178, 208, 260, 320, 356, 416, 445, 520, 547, 712, 832, 890, 1040, 1094, 1157, 1424, 1780, 2080, 2188, 2314, 2735, 2848, 3560, 4160, 4376, 4628, 5470, 5696, 5785, 7111, 7120, 8752, 9256, 10940, 11570, 14222, 14240, 17504, 18512, 21880, 23140, 28444, 28480, 35008, 35555, 37024, 43760, 46280, 48683, 56888, 71110, 74048, 87520, 92560, 97366, 113776, 142220, 175040, 185120, 194732, 227552, 243415, 284440, 370240, 389464, 455104, 486830, 568880, 632879, 778928, 973660, 1137760, 1265758, 1557856, 1947320, 2275520, 2531516, 3115712, 3164395, 3894640, 5063032, 6328790, 7789280, 10126064, 12657580, 15578560, 20252128, 25315160, 40504256, 50630320, 101260640, 202521280]

約数ペア:

[(1, 202521280), (2, 101260640), (4, 50630320), (5, 40504256), (8, 25315160), (10, 20252128), (13, 15578560), (16, 12657580), (20, 10126064), (26, 7789280), (32, 6328790), (40, 5063032), (52, 3894640), (64, 3164395), (65, 3115712), (80, 2531516), (89, 2275520), (104, 1947320), (130, 1557856), (160, 1265758), (178, 1137760), (208, 973660), (260, 778928), (320, 632879), (356, 568880), (416, 486830), (445, 455104), (520, 389464), (547, 370240), (712, 284440), (832, 243415), (890, 227552), (1040, 194732), (1094, 185120), (1157, 175040), (1424, 142220), (1780, 113776), (2080, 97366), (2188, 92560), (2314, 87520), (2735, 74048), (2848, 71110), (3560, 56888), (4160, 48683), (4376, 46280), (4628, 43760), (5470, 37024), (5696, 35555), (5785, 35008), (7111, 28480), (7120, 28444), (8752, 23140), (9256, 21880), (10940, 18512), (11570, 17504), (14222, 14240)]