25464680

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:434

約数の個数: 64

約数和(自身を含む): 60652800

約数和(自身を除く): 35188120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 89, 92, 115, 178, 184, 230, 311, 356, 445, 460, 622, 712, 890, 920, 1244, 1555, 1780, 2047, 2488, 3110, 3560, 4094, 6220, 7153, 8188, 10235, 12440, 14306, 16376, 20470, 27679, 28612, 35765, 40940, 55358, 57224, 71530, 81880, 110716, 138395, 143060, 221432, 276790, 286120, 553580, 636617, 1107160, 1273234, 2546468, 3183085, 5092936, 6366170, 12732340, 25464680]

約数ペア:

[(1, 25464680), (2, 12732340), (4, 6366170), (5, 5092936), (8, 3183085), (10, 2546468), (20, 1273234), (23, 1107160), (40, 636617), (46, 553580), (89, 286120), (92, 276790), (115, 221432), (178, 143060), (184, 138395), (230, 110716), (311, 81880), (356, 71530), (445, 57224), (460, 55358), (622, 40940), (712, 35765), (890, 28612), (920, 27679), (1244, 20470), (1555, 16376), (1780, 14306), (2047, 12440), (2488, 10235), (3110, 8188), (3560, 7153), (4094, 6220)]