78338512

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:404

約数の個数: 80

約数和(自身を含む): 182131200

約数和(自身を除く): 103792688

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 89, 112, 116, 178, 203, 232, 271, 356, 406, 464, 542, 623, 712, 812, 1084, 1246, 1424, 1624, 1897, 2168, 2492, 2581, 3248, 3794, 4336, 4984, 5162, 7588, 7859, 9968, 10324, 15176, 15718, 18067, 20648, 24119, 30352, 31436, 36134, 41296, 48238, 55013, 62872, 72268, 96476, 110026, 125744, 144536, 168833, 192952, 220052, 289072, 337666, 385904, 440104, 675332, 699451, 880208, 1350664, 1398902, 2701328, 2797804, 4896157, 5595608, 9792314, 11191216, 19584628, 39169256, 78338512]

約数ペア:

[(1, 78338512), (2, 39169256), (4, 19584628), (7, 11191216), (8, 9792314), (14, 5595608), (16, 4896157), (28, 2797804), (29, 2701328), (56, 1398902), (58, 1350664), (89, 880208), (112, 699451), (116, 675332), (178, 440104), (203, 385904), (232, 337666), (271, 289072), (356, 220052), (406, 192952), (464, 168833), (542, 144536), (623, 125744), (712, 110026), (812, 96476), (1084, 72268), (1246, 62872), (1424, 55013), (1624, 48238), (1897, 41296), (2168, 36134), (2492, 31436), (2581, 30352), (3248, 24119), (3794, 20648), (4336, 18067), (4984, 15718), (5162, 15176), (7588, 10324), (7859, 9968)]