1621360300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{21647}}^1$

素因数の和:21775

約数の個数: 72

約数和(自身を含む): 4058740224

約数和(自身を除く): 2437379924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 107, 140, 175, 214, 350, 428, 535, 700, 749, 1070, 1498, 2140, 2675, 2996, 3745, 5350, 7490, 10700, 14980, 18725, 21647, 37450, 43294, 74900, 86588, 108235, 151529, 216470, 303058, 432940, 541175, 606116, 757645, 1082350, 1515290, 2164700, 2316229, 3030580, 3788225, 4632458, 7576450, 9264916, 11581145, 15152900, 16213603, 23162290, 32427206, 46324580, 57905725, 64854412, 81068015, 115811450, 162136030, 231622900, 324272060, 405340075, 810680150, 1621360300]

約数ペア:

[(1, 1621360300), (2, 810680150), (4, 405340075), (5, 324272060), (7, 231622900), (10, 162136030), (14, 115811450), (20, 81068015), (25, 64854412), (28, 57905725), (35, 46324580), (50, 32427206), (70, 23162290), (100, 16213603), (107, 15152900), (140, 11581145), (175, 9264916), (214, 7576450), (350, 4632458), (428, 3788225), (535, 3030580), (700, 2316229), (749, 2164700), (1070, 1515290), (1498, 1082350), (2140, 757645), (2675, 606116), (2996, 541175), (3745, 432940), (5350, 303058), (7490, 216470), (10700, 151529), (14980, 108235), (18725, 86588), (21647, 74900), (37450, 43294)]