201631300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3607}}^1$

素因数の和:3677

約数の個数: 72

約数和(自身を含む): 482288576

約数和(自身を除く): 280657276

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 43, 50, 52, 65, 86, 100, 130, 172, 215, 260, 325, 430, 559, 650, 860, 1075, 1118, 1300, 2150, 2236, 2795, 3607, 4300, 5590, 7214, 11180, 13975, 14428, 18035, 27950, 36070, 46891, 55900, 72140, 90175, 93782, 155101, 180350, 187564, 234455, 310202, 360700, 468910, 620404, 775505, 937820, 1172275, 1551010, 2016313, 2344550, 3102020, 3877525, 4032626, 4689100, 7755050, 8065252, 10081565, 15510100, 20163130, 40326260, 50407825, 100815650, 201631300]

約数ペア:

[(1, 201631300), (2, 100815650), (4, 50407825), (5, 40326260), (10, 20163130), (13, 15510100), (20, 10081565), (25, 8065252), (26, 7755050), (43, 4689100), (50, 4032626), (52, 3877525), (65, 3102020), (86, 2344550), (100, 2016313), (130, 1551010), (172, 1172275), (215, 937820), (260, 775505), (325, 620404), (430, 468910), (559, 360700), (650, 310202), (860, 234455), (1075, 187564), (1118, 180350), (1300, 155101), (2150, 93782), (2236, 90175), (2795, 72140), (3607, 55900), (4300, 46891), (5590, 36070), (7214, 27950), (11180, 18035), (13975, 14428)]