81824256

素因数分解:

$2^9\times 3^4\times {\mathrm{1973}}^1$

素因数の和:2003

約数の個数: 100

約数和(自身を含む): 244347642

約数和(自身を除く): 162523386

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 256, 288, 324, 384, 432, 512, 576, 648, 768, 864, 1152, 1296, 1536, 1728, 1973, 2304, 2592, 3456, 3946, 4608, 5184, 5919, 6912, 7892, 10368, 11838, 13824, 15784, 17757, 20736, 23676, 31568, 35514, 41472, 47352, 53271, 63136, 71028, 94704, 106542, 126272, 142056, 159813, 189408, 213084, 252544, 284112, 319626, 378816, 426168, 505088, 568224, 639252, 757632, 852336, 1010176, 1136448, 1278504, 1515264, 1704672, 2272896, 2557008, 3030528, 3409344, 4545792, 5114016, 6818688, 9091584, 10228032, 13637376, 20456064, 27274752, 40912128, 81824256]

約数ペア:

[(1, 81824256), (2, 40912128), (3, 27274752), (4, 20456064), (6, 13637376), (8, 10228032), (9, 9091584), (12, 6818688), (16, 5114016), (18, 4545792), (24, 3409344), (27, 3030528), (32, 2557008), (36, 2272896), (48, 1704672), (54, 1515264), (64, 1278504), (72, 1136448), (81, 1010176), (96, 852336), (108, 757632), (128, 639252), (144, 568224), (162, 505088), (192, 426168), (216, 378816), (256, 319626), (288, 284112), (324, 252544), (384, 213084), (432, 189408), (512, 159813), (576, 142056), (648, 126272), (768, 106542), (864, 94704), (1152, 71028), (1296, 63136), (1536, 53271), (1728, 47352), (1973, 41472), (2304, 35514), (2592, 31568), (3456, 23676), (3946, 20736), (4608, 17757), (5184, 15784), (5919, 13824), (6912, 11838), (7892, 10368)]