683943700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{647}}^1$

素因数の和:734

約数の個数: 108

約数和(自身を含む): 1675580256

約数和(自身を除く): 991636556

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 31, 44, 50, 55, 62, 100, 110, 124, 155, 220, 275, 310, 341, 550, 620, 647, 682, 775, 961, 1100, 1294, 1364, 1550, 1705, 1922, 2588, 3100, 3235, 3410, 3844, 4805, 6470, 6820, 7117, 8525, 9610, 10571, 12940, 14234, 16175, 17050, 19220, 20057, 21142, 24025, 28468, 32350, 34100, 35585, 40114, 42284, 48050, 52855, 64700, 71170, 80228, 96100, 100285, 105710, 142340, 177925, 200570, 211420, 220627, 264275, 355850, 401140, 441254, 501425, 528550, 621767, 711700, 882508, 1002850, 1057100, 1103135, 1243534, 2005700, 2206270, 2487068, 3108835, 4412540, 5515675, 6217670, 6839437, 11031350, 12435340, 13678874, 15544175, 22062700, 27357748, 31088350, 34197185, 62176700, 68394370, 136788740, 170985925, 341971850, 683943700]

約数ペア:

[(1, 683943700), (2, 341971850), (4, 170985925), (5, 136788740), (10, 68394370), (11, 62176700), (20, 34197185), (22, 31088350), (25, 27357748), (31, 22062700), (44, 15544175), (50, 13678874), (55, 12435340), (62, 11031350), (100, 6839437), (110, 6217670), (124, 5515675), (155, 4412540), (220, 3108835), (275, 2487068), (310, 2206270), (341, 2005700), (550, 1243534), (620, 1103135), (647, 1057100), (682, 1002850), (775, 882508), (961, 711700), (1100, 621767), (1294, 528550), (1364, 501425), (1550, 441254), (1705, 401140), (1922, 355850), (2588, 264275), (3100, 220627), (3235, 211420), (3410, 200570), (3844, 177925), (4805, 142340), (6470, 105710), (6820, 100285), (7117, 96100), (8525, 80228), (9610, 71170), (10571, 64700), (12940, 52855), (14234, 48050), (16175, 42284), (17050, 40114), (19220, 35585), (20057, 34100), (21142, 32350), (24025, 28468)]