839271680

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1627}}^1$

素因数の和:1692

約数の個数: 144

約数和(自身を含む): 2236168704

約数和(自身を除く): 1396897024

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 256, 260, 310, 320, 403, 416, 496, 520, 620, 640, 806, 832, 992, 1040, 1240, 1280, 1612, 1627, 1664, 1984, 2015, 2080, 2480, 3224, 3254, 3328, 3968, 4030, 4160, 4960, 6448, 6508, 7936, 8060, 8135, 8320, 9920, 12896, 13016, 16120, 16270, 16640, 19840, 21151, 25792, 26032, 32240, 32540, 39680, 42302, 50437, 51584, 52064, 64480, 65080, 84604, 100874, 103168, 104128, 105755, 128960, 130160, 169208, 201748, 208256, 211510, 252185, 257920, 260320, 338416, 403496, 416512, 423020, 504370, 515840, 520640, 655681, 676832, 806992, 846040, 1008740, 1041280, 1311362, 1353664, 1613984, 1692080, 2017480, 2082560, 2622724, 2707328, 3227968, 3278405, 3384160, 4034960, 5245448, 5414656, 6455936, 6556810, 6768320, 8069920, 10490896, 12911872, 13113620, 13536640, 16139840, 20981792, 26227240, 27073280, 32279680, 41963584, 52454480, 64559360, 83927168, 104908960, 167854336, 209817920, 419635840, 839271680]

約数ペア:

[(1, 839271680), (2, 419635840), (4, 209817920), (5, 167854336), (8, 104908960), (10, 83927168), (13, 64559360), (16, 52454480), (20, 41963584), (26, 32279680), (31, 27073280), (32, 26227240), (40, 20981792), (52, 16139840), (62, 13536640), (64, 13113620), (65, 12911872), (80, 10490896), (104, 8069920), (124, 6768320), (128, 6556810), (130, 6455936), (155, 5414656), (160, 5245448), (208, 4034960), (248, 3384160), (256, 3278405), (260, 3227968), (310, 2707328), (320, 2622724), (403, 2082560), (416, 2017480), (496, 1692080), (520, 1613984), (620, 1353664), (640, 1311362), (806, 1041280), (832, 1008740), (992, 846040), (1040, 806992), (1240, 676832), (1280, 655681), (1612, 520640), (1627, 515840), (1664, 504370), (1984, 423020), (2015, 416512), (2080, 403496), (2480, 338416), (3224, 260320), (3254, 257920), (3328, 252185), (3968, 211510), (4030, 208256), (4160, 201748), (4960, 169208), (6448, 130160), (6508, 128960), (7936, 105755), (8060, 104128), (8135, 103168), (8320, 100874), (9920, 84604), (12896, 65080), (13016, 64480), (16120, 52064), (16270, 51584), (16640, 50437), (19840, 42302), (21151, 39680), (25792, 32540), (26032, 32240)]