201877390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1787}}^1$

素因数の和:1897

約数の個数: 64

約数和(自身を含む): 432552960

約数和(自身を除く): 230675570

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 79, 110, 130, 143, 158, 286, 395, 715, 790, 869, 1027, 1430, 1738, 1787, 2054, 3574, 4345, 5135, 8690, 8935, 10270, 11297, 17870, 19657, 22594, 23231, 39314, 46462, 56485, 98285, 112970, 116155, 141173, 196570, 232310, 255541, 282346, 511082, 705865, 1277705, 1411730, 1552903, 1835249, 2555410, 3105806, 3670498, 7764515, 9176245, 15529030, 18352490, 20187739, 40375478, 100938695, 201877390]

約数ペア:

[(1, 201877390), (2, 100938695), (5, 40375478), (10, 20187739), (11, 18352490), (13, 15529030), (22, 9176245), (26, 7764515), (55, 3670498), (65, 3105806), (79, 2555410), (110, 1835249), (130, 1552903), (143, 1411730), (158, 1277705), (286, 705865), (395, 511082), (715, 282346), (790, 255541), (869, 232310), (1027, 196570), (1430, 141173), (1738, 116155), (1787, 112970), (2054, 98285), (3574, 56485), (4345, 46462), (5135, 39314), (8690, 23231), (8935, 22594), (10270, 19657), (11297, 17870)]