142404700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{647}}^1$

素因数の和:763

約数の個数: 72

約数和(自身を含む): 323979264

約数和(自身を除く): 181574564

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 71, 100, 124, 142, 155, 284, 310, 355, 620, 647, 710, 775, 1294, 1420, 1550, 1775, 2201, 2588, 3100, 3235, 3550, 4402, 6470, 7100, 8804, 11005, 12940, 16175, 20057, 22010, 32350, 40114, 44020, 45937, 55025, 64700, 80228, 91874, 100285, 110050, 183748, 200570, 220100, 229685, 401140, 459370, 501425, 918740, 1002850, 1148425, 1424047, 2005700, 2296850, 2848094, 4593700, 5696188, 7120235, 14240470, 28480940, 35601175, 71202350, 142404700]

約数ペア:

[(1, 142404700), (2, 71202350), (4, 35601175), (5, 28480940), (10, 14240470), (20, 7120235), (25, 5696188), (31, 4593700), (50, 2848094), (62, 2296850), (71, 2005700), (100, 1424047), (124, 1148425), (142, 1002850), (155, 918740), (284, 501425), (310, 459370), (355, 401140), (620, 229685), (647, 220100), (710, 200570), (775, 183748), (1294, 110050), (1420, 100285), (1550, 91874), (1775, 80228), (2201, 64700), (2588, 55025), (3100, 45937), (3235, 44020), (3550, 40114), (4402, 32350), (6470, 22010), (7100, 20057), (8804, 16175), (11005, 12940)]