28637850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{2689}}^1$

素因数の和:2775

約数の個数: 48

約数和(自身を含む): 72048960

約数和(自身を除く): 43411110

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 71, 75, 142, 150, 213, 355, 426, 710, 1065, 1775, 2130, 2689, 3550, 5325, 5378, 8067, 10650, 13445, 16134, 26890, 40335, 67225, 80670, 134450, 190919, 201675, 381838, 403350, 572757, 954595, 1145514, 1909190, 2863785, 4772975, 5727570, 9545950, 14318925, 28637850]

約数ペア:

[(1, 28637850), (2, 14318925), (3, 9545950), (5, 5727570), (6, 4772975), (10, 2863785), (15, 1909190), (25, 1145514), (30, 954595), (50, 572757), (71, 403350), (75, 381838), (142, 201675), (150, 190919), (213, 134450), (355, 80670), (426, 67225), (710, 40335), (1065, 26890), (1775, 16134), (2130, 13445), (2689, 10650), (3550, 8067), (5325, 5378)]