77284025

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:271

約数の個数: 72

約数和(自身を含む): 125866944

約数和(自身を除く): 48582919

約数列:

[1, 5, 7, 13, 23, 25, 35, 49, 65, 91, 115, 161, 175, 211, 245, 299, 325, 455, 575, 637, 805, 1055, 1127, 1225, 1477, 1495, 2093, 2275, 2743, 3185, 4025, 4853, 5275, 5635, 7385, 7475, 10339, 10465, 13715, 14651, 15925, 19201, 24265, 28175, 33971, 36925, 51695, 52325, 63089, 68575, 73255, 96005, 121325, 134407, 169855, 237797, 258475, 315445, 366275, 441623, 480025, 672035, 849275, 1188985, 1577225, 2208115, 3091361, 3360175, 5944925, 11040575, 15456805, 77284025]

約数ペア:

[(1, 77284025), (5, 15456805), (7, 11040575), (13, 5944925), (23, 3360175), (25, 3091361), (35, 2208115), (49, 1577225), (65, 1188985), (91, 849275), (115, 672035), (161, 480025), (175, 441623), (211, 366275), (245, 315445), (299, 258475), (325, 237797), (455, 169855), (575, 134407), (637, 121325), (805, 96005), (1055, 73255), (1127, 68575), (1225, 63089), (1477, 52325), (1495, 51695), (2093, 36925), (2275, 33971), (2743, 28175), (3185, 24265), (4025, 19201), (4853, 15925), (5275, 14651), (5635, 13715), (7385, 10465), (7475, 10339)]