89349700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1889}}^1$

素因数の和:1957

約数の個数: 72

約数和(自身を含む): 216548640

約数和(自身を除く): 127198940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 43, 44, 50, 55, 86, 100, 110, 172, 215, 220, 275, 430, 473, 550, 860, 946, 1075, 1100, 1889, 1892, 2150, 2365, 3778, 4300, 4730, 7556, 9445, 9460, 11825, 18890, 20779, 23650, 37780, 41558, 47225, 47300, 81227, 83116, 94450, 103895, 162454, 188900, 207790, 324908, 406135, 415580, 519475, 812270, 893497, 1038950, 1624540, 1786994, 2030675, 2077900, 3573988, 4061350, 4467485, 8122700, 8934970, 17869940, 22337425, 44674850, 89349700]

約数ペア:

[(1, 89349700), (2, 44674850), (4, 22337425), (5, 17869940), (10, 8934970), (11, 8122700), (20, 4467485), (22, 4061350), (25, 3573988), (43, 2077900), (44, 2030675), (50, 1786994), (55, 1624540), (86, 1038950), (100, 893497), (110, 812270), (172, 519475), (215, 415580), (220, 406135), (275, 324908), (430, 207790), (473, 188900), (550, 162454), (860, 103895), (946, 94450), (1075, 83116), (1100, 81227), (1889, 47300), (1892, 47225), (2150, 41558), (2365, 37780), (3778, 23650), (4300, 20779), (4730, 18890), (7556, 11825), (9445, 9460)]