71836160

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2551}}^1$

素因数の和:2585

約数の個数: 80

約数和(自身を含む): 187970112

約数和(自身を除く): 116133952

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 880, 1280, 1408, 1760, 2551, 2560, 2816, 3520, 5102, 5632, 7040, 10204, 12755, 14080, 20408, 25510, 28061, 28160, 40816, 51020, 56122, 81632, 102040, 112244, 140305, 163264, 204080, 224488, 280610, 326528, 408160, 448976, 561220, 653056, 816320, 897952, 1122440, 1306112, 1632640, 1795904, 2244880, 3265280, 3591808, 4489760, 6530560, 7183616, 8979520, 14367232, 17959040, 35918080, 71836160]

約数ペア:

[(1, 71836160), (2, 35918080), (4, 17959040), (5, 14367232), (8, 8979520), (10, 7183616), (11, 6530560), (16, 4489760), (20, 3591808), (22, 3265280), (32, 2244880), (40, 1795904), (44, 1632640), (55, 1306112), (64, 1122440), (80, 897952), (88, 816320), (110, 653056), (128, 561220), (160, 448976), (176, 408160), (220, 326528), (256, 280610), (320, 224488), (352, 204080), (440, 163264), (512, 140305), (640, 112244), (704, 102040), (880, 81632), (1280, 56122), (1408, 51020), (1760, 40816), (2551, 28160), (2560, 28061), (2816, 25510), (3520, 20408), (5102, 14080), (5632, 12755), (7040, 10204)]