28416850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^3\times {\mathrm{61}}^1$

素因数の和:113

約数の個数: 96

約数和(自身を含む): 67531392

約数和(自身を除く): 39114542

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 61, 70, 77, 110, 121, 122, 154, 175, 242, 275, 305, 350, 385, 427, 550, 605, 610, 671, 770, 847, 854, 1210, 1331, 1342, 1525, 1694, 1925, 2135, 2662, 3025, 3050, 3355, 3850, 4235, 4270, 4697, 6050, 6655, 6710, 7381, 8470, 9317, 9394, 10675, 13310, 14762, 16775, 18634, 21175, 21350, 23485, 33275, 33550, 36905, 42350, 46585, 46970, 51667, 66550, 73810, 81191, 93170, 103334, 117425, 162382, 184525, 232925, 234850, 258335, 369050, 405955, 465850, 516670, 568337, 811910, 1136674, 1291675, 2029775, 2583350, 2841685, 4059550, 5683370, 14208425, 28416850]

約数ペア:

[(1, 28416850), (2, 14208425), (5, 5683370), (7, 4059550), (10, 2841685), (11, 2583350), (14, 2029775), (22, 1291675), (25, 1136674), (35, 811910), (50, 568337), (55, 516670), (61, 465850), (70, 405955), (77, 369050), (110, 258335), (121, 234850), (122, 232925), (154, 184525), (175, 162382), (242, 117425), (275, 103334), (305, 93170), (350, 81191), (385, 73810), (427, 66550), (550, 51667), (605, 46970), (610, 46585), (671, 42350), (770, 36905), (847, 33550), (854, 33275), (1210, 23485), (1331, 21350), (1342, 21175), (1525, 18634), (1694, 16775), (1925, 14762), (2135, 13310), (2662, 10675), (3025, 9394), (3050, 9317), (3355, 8470), (3850, 7381), (4235, 6710), (4270, 6655), (4697, 6050)]