26613860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2089}}^1$

素因数の和:2125

約数の個数: 72

約数和(自身を含む): 70048440

約数和(自身を除く): 43434580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2089, 2548, 3185, 4178, 6370, 8356, 10445, 12740, 14623, 20890, 27157, 29246, 41780, 54314, 58492, 73115, 102361, 108628, 135785, 146230, 190099, 204722, 271570, 292460, 380198, 409444, 511805, 543140, 760396, 950495, 1023610, 1330693, 1900990, 2047220, 2661386, 3801980, 5322772, 6653465, 13306930, 26613860]

約数ペア:

[(1, 26613860), (2, 13306930), (4, 6653465), (5, 5322772), (7, 3801980), (10, 2661386), (13, 2047220), (14, 1900990), (20, 1330693), (26, 1023610), (28, 950495), (35, 760396), (49, 543140), (52, 511805), (65, 409444), (70, 380198), (91, 292460), (98, 271570), (130, 204722), (140, 190099), (182, 146230), (196, 135785), (245, 108628), (260, 102361), (364, 73115), (455, 58492), (490, 54314), (637, 41780), (910, 29246), (980, 27157), (1274, 20890), (1820, 14623), (2089, 12740), (2548, 10445), (3185, 8356), (4178, 6370)]