19862250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{71}}^1\times {\mathrm{373}}^1$

素因数の和:464

約数の個数: 64

約数和(自身を含む): 50409216

約数和(自身を除く): 30546966

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 71, 75, 125, 142, 150, 213, 250, 355, 373, 375, 426, 710, 746, 750, 1065, 1119, 1775, 1865, 2130, 2238, 3550, 3730, 5325, 5595, 8875, 9325, 10650, 11190, 17750, 18650, 26483, 26625, 27975, 46625, 52966, 53250, 55950, 79449, 93250, 132415, 139875, 158898, 264830, 279750, 397245, 662075, 794490, 1324150, 1986225, 3310375, 3972450, 6620750, 9931125, 19862250]

約数ペア:

[(1, 19862250), (2, 9931125), (3, 6620750), (5, 3972450), (6, 3310375), (10, 1986225), (15, 1324150), (25, 794490), (30, 662075), (50, 397245), (71, 279750), (75, 264830), (125, 158898), (142, 139875), (150, 132415), (213, 93250), (250, 79449), (355, 55950), (373, 53250), (375, 52966), (426, 46625), (710, 27975), (746, 26625), (750, 26483), (1065, 18650), (1119, 17750), (1775, 11190), (1865, 10650), (2130, 9325), (2238, 8875), (3550, 5595), (3730, 5325)]