54478400

素因数分解:

$2^6\times 5^2\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:532

約数の個数: 84

約数和(自身を含む): 136062720

約数和(自身を除く): 81584320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 79, 80, 100, 158, 160, 200, 316, 320, 395, 400, 431, 632, 790, 800, 862, 1264, 1580, 1600, 1724, 1975, 2155, 2528, 3160, 3448, 3950, 4310, 5056, 6320, 6896, 7900, 8620, 10775, 12640, 13792, 15800, 17240, 21550, 25280, 27584, 31600, 34049, 34480, 43100, 63200, 68098, 68960, 86200, 126400, 136196, 137920, 170245, 172400, 272392, 340490, 344800, 544784, 680980, 689600, 851225, 1089568, 1361960, 1702450, 2179136, 2723920, 3404900, 5447840, 6809800, 10895680, 13619600, 27239200, 54478400]

約数ペア:

[(1, 54478400), (2, 27239200), (4, 13619600), (5, 10895680), (8, 6809800), (10, 5447840), (16, 3404900), (20, 2723920), (25, 2179136), (32, 1702450), (40, 1361960), (50, 1089568), (64, 851225), (79, 689600), (80, 680980), (100, 544784), (158, 344800), (160, 340490), (200, 272392), (316, 172400), (320, 170245), (395, 137920), (400, 136196), (431, 126400), (632, 86200), (790, 68960), (800, 68098), (862, 63200), (1264, 43100), (1580, 34480), (1600, 34049), (1724, 31600), (1975, 27584), (2155, 25280), (2528, 21550), (3160, 17240), (3448, 15800), (3950, 13792), (4310, 12640), (5056, 10775), (6320, 8620), (6896, 7900)]