221530100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{5443}}^1$

素因数の和:5505

約数の個数: 72

約数和(自身を含む): 538694688

約数和(自身を除く): 317164588

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 37, 44, 50, 55, 74, 100, 110, 148, 185, 220, 275, 370, 407, 550, 740, 814, 925, 1100, 1628, 1850, 2035, 3700, 4070, 5443, 8140, 10175, 10886, 20350, 21772, 27215, 40700, 54430, 59873, 108860, 119746, 136075, 201391, 239492, 272150, 299365, 402782, 544300, 598730, 805564, 1006955, 1197460, 1496825, 2013910, 2215301, 2993650, 4027820, 4430602, 5034775, 5987300, 8861204, 10069550, 11076505, 20139100, 22153010, 44306020, 55382525, 110765050, 221530100]

約数ペア:

[(1, 221530100), (2, 110765050), (4, 55382525), (5, 44306020), (10, 22153010), (11, 20139100), (20, 11076505), (22, 10069550), (25, 8861204), (37, 5987300), (44, 5034775), (50, 4430602), (55, 4027820), (74, 2993650), (100, 2215301), (110, 2013910), (148, 1496825), (185, 1197460), (220, 1006955), (275, 805564), (370, 598730), (407, 544300), (550, 402782), (740, 299365), (814, 272150), (925, 239492), (1100, 201391), (1628, 136075), (1850, 119746), (2035, 108860), (3700, 59873), (4070, 54430), (5443, 40700), (8140, 27215), (10175, 21772), (10886, 20350)]