22278750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{457}}^1$

素因数の和:495

約数の個数: 80

約数和(自身を含む): 60093264

約数和(自身を除く): 37814514

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 195, 250, 325, 375, 390, 457, 625, 650, 750, 914, 975, 1250, 1371, 1625, 1875, 1950, 2285, 2742, 3250, 3750, 4570, 4875, 5941, 6855, 8125, 9750, 11425, 11882, 13710, 16250, 17823, 22850, 24375, 29705, 34275, 35646, 48750, 57125, 59410, 68550, 89115, 114250, 148525, 171375, 178230, 285625, 297050, 342750, 445575, 571250, 742625, 856875, 891150, 1485250, 1713750, 2227875, 3713125, 4455750, 7426250, 11139375, 22278750]

約数ペア:

[(1, 22278750), (2, 11139375), (3, 7426250), (5, 4455750), (6, 3713125), (10, 2227875), (13, 1713750), (15, 1485250), (25, 891150), (26, 856875), (30, 742625), (39, 571250), (50, 445575), (65, 342750), (75, 297050), (78, 285625), (125, 178230), (130, 171375), (150, 148525), (195, 114250), (250, 89115), (325, 68550), (375, 59410), (390, 57125), (457, 48750), (625, 35646), (650, 34275), (750, 29705), (914, 24375), (975, 22850), (1250, 17823), (1371, 16250), (1625, 13710), (1875, 11882), (1950, 11425), (2285, 9750), (2742, 8125), (3250, 6855), (3750, 5941), (4570, 4875)]