51915136

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4457}}^1$

素因数の和:4491

約数の個数: 64

約数和(自身を含む): 127320480

約数和(自身を除く): 75405344

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 364, 416, 448, 728, 832, 896, 1456, 1664, 2912, 4457, 5824, 8914, 11648, 17828, 31199, 35656, 57941, 62398, 71312, 115882, 124796, 142624, 231764, 249592, 285248, 405587, 463528, 499184, 570496, 811174, 927056, 998368, 1622348, 1854112, 1996736, 3244696, 3708224, 3993472, 6489392, 7416448, 12978784, 25957568, 51915136]

約数ペア:

[(1, 51915136), (2, 25957568), (4, 12978784), (7, 7416448), (8, 6489392), (13, 3993472), (14, 3708224), (16, 3244696), (26, 1996736), (28, 1854112), (32, 1622348), (52, 998368), (56, 927056), (64, 811174), (91, 570496), (104, 499184), (112, 463528), (128, 405587), (182, 285248), (208, 249592), (224, 231764), (364, 142624), (416, 124796), (448, 115882), (728, 71312), (832, 62398), (896, 57941), (1456, 35656), (1664, 31199), (2912, 17828), (4457, 11648), (5824, 8914)]