56464928

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:286

約数の個数: 72

約数和(自身を含む): 123268068

約数和(自身を除く): 66803140

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 104, 106, 169, 197, 208, 212, 338, 394, 416, 424, 676, 689, 788, 848, 1352, 1378, 1576, 1696, 2561, 2704, 2756, 3152, 5122, 5408, 5512, 6304, 8957, 10244, 10441, 11024, 17914, 20488, 20882, 22048, 33293, 35828, 40976, 41764, 66586, 71656, 81952, 83528, 133172, 135733, 143312, 167056, 266344, 271466, 286624, 334112, 532688, 542932, 1065376, 1085864, 1764529, 2171728, 3529058, 4343456, 7058116, 14116232, 28232464, 56464928]

約数ペア:

[(1, 56464928), (2, 28232464), (4, 14116232), (8, 7058116), (13, 4343456), (16, 3529058), (26, 2171728), (32, 1764529), (52, 1085864), (53, 1065376), (104, 542932), (106, 532688), (169, 334112), (197, 286624), (208, 271466), (212, 266344), (338, 167056), (394, 143312), (416, 135733), (424, 133172), (676, 83528), (689, 81952), (788, 71656), (848, 66586), (1352, 41764), (1378, 40976), (1576, 35828), (1696, 33293), (2561, 22048), (2704, 20882), (2756, 20488), (3152, 17914), (5122, 11024), (5408, 10441), (5512, 10244), (6304, 8957)]