64968990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{1409}}^1$

素因数の和:1501

約数の個数: 64

約数和(自身を含む): 164462400

約数和(自身を除く): 99493410

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 53, 58, 87, 106, 145, 159, 174, 265, 290, 318, 435, 530, 795, 870, 1409, 1537, 1590, 2818, 3074, 4227, 4611, 7045, 7685, 8454, 9222, 14090, 15370, 21135, 23055, 40861, 42270, 46110, 74677, 81722, 122583, 149354, 204305, 224031, 245166, 373385, 408610, 448062, 612915, 746770, 1120155, 1225830, 2165633, 2240310, 4331266, 6496899, 10828165, 12993798, 21656330, 32484495, 64968990]

約数ペア:

[(1, 64968990), (2, 32484495), (3, 21656330), (5, 12993798), (6, 10828165), (10, 6496899), (15, 4331266), (29, 2240310), (30, 2165633), (53, 1225830), (58, 1120155), (87, 746770), (106, 612915), (145, 448062), (159, 408610), (174, 373385), (265, 245166), (290, 224031), (318, 204305), (435, 149354), (530, 122583), (795, 81722), (870, 74677), (1409, 46110), (1537, 42270), (1590, 40861), (2818, 23055), (3074, 21135), (4227, 15370), (4611, 14090), (7045, 9222), (7685, 8454)]