178337536

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1307}}^1$

素因数の和:1377

約数の個数: 72

約数和(自身を含む): 393012144

約数和(自身を除く): 214674608

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 82, 104, 128, 164, 208, 256, 328, 416, 533, 656, 832, 1066, 1307, 1312, 1664, 2132, 2614, 2624, 3328, 4264, 5228, 5248, 8528, 10456, 10496, 16991, 17056, 20912, 33982, 34112, 41824, 53587, 67964, 68224, 83648, 107174, 135928, 136448, 167296, 214348, 271856, 334592, 428696, 543712, 696631, 857392, 1087424, 1393262, 1714784, 2174848, 2786524, 3429568, 4349696, 5573048, 6859136, 11146096, 13718272, 22292192, 44584384, 89168768, 178337536]

約数ペア:

[(1, 178337536), (2, 89168768), (4, 44584384), (8, 22292192), (13, 13718272), (16, 11146096), (26, 6859136), (32, 5573048), (41, 4349696), (52, 3429568), (64, 2786524), (82, 2174848), (104, 1714784), (128, 1393262), (164, 1087424), (208, 857392), (256, 696631), (328, 543712), (416, 428696), (533, 334592), (656, 271856), (832, 214348), (1066, 167296), (1307, 136448), (1312, 135928), (1664, 107174), (2132, 83648), (2614, 68224), (2624, 67964), (3328, 53587), (4264, 41824), (5228, 34112), (5248, 33982), (8528, 20912), (10456, 17056), (10496, 16991)]