81649150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2801}}^1$

素因数の和:2877

約数の個数: 48

約数和(自身を含む): 168859728

約数和(自身を除く): 87210578

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 53, 55, 106, 110, 265, 275, 530, 550, 583, 1166, 1325, 2650, 2801, 2915, 5602, 5830, 14005, 14575, 28010, 29150, 30811, 61622, 70025, 140050, 148453, 154055, 296906, 308110, 742265, 770275, 1484530, 1540550, 1632983, 3265966, 3711325, 7422650, 8164915, 16329830, 40824575, 81649150]

約数ペア:

[(1, 81649150), (2, 40824575), (5, 16329830), (10, 8164915), (11, 7422650), (22, 3711325), (25, 3265966), (50, 1632983), (53, 1540550), (55, 1484530), (106, 770275), (110, 742265), (265, 308110), (275, 296906), (530, 154055), (550, 148453), (583, 140050), (1166, 70025), (1325, 61622), (2650, 30811), (2801, 29150), (2915, 28010), (5602, 14575), (5830, 14005)]