1225633000

素因数分解:

$2^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{257}}^1$

素因数の和:548

約数の個数: 128

約数和(自身を含む): 3042748800

約数和(自身を除く): 1817115800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 125, 152, 190, 200, 250, 251, 257, 380, 475, 500, 502, 514, 760, 950, 1000, 1004, 1028, 1255, 1285, 1900, 2008, 2056, 2375, 2510, 2570, 3800, 4750, 4769, 4883, 5020, 5140, 6275, 6425, 9500, 9538, 9766, 10040, 10280, 12550, 12850, 19000, 19076, 19532, 23845, 24415, 25100, 25700, 31375, 32125, 38152, 39064, 47690, 48830, 50200, 51400, 62750, 64250, 64507, 95380, 97660, 119225, 122075, 125500, 128500, 129014, 190760, 195320, 238450, 244150, 251000, 257000, 258028, 322535, 476900, 488300, 516056, 596125, 610375, 645070, 953800, 976600, 1192250, 1220750, 1225633, 1290140, 1612675, 2384500, 2441500, 2451266, 2580280, 3225350, 4769000, 4883000, 4902532, 6128165, 6450700, 8063375, 9805064, 12256330, 12901400, 16126750, 24512660, 30640825, 32253500, 49025320, 61281650, 64507000, 122563300, 153204125, 245126600, 306408250, 612816500, 1225633000]

約数ペア:

[(1, 1225633000), (2, 612816500), (4, 306408250), (5, 245126600), (8, 153204125), (10, 122563300), (19, 64507000), (20, 61281650), (25, 49025320), (38, 32253500), (40, 30640825), (50, 24512660), (76, 16126750), (95, 12901400), (100, 12256330), (125, 9805064), (152, 8063375), (190, 6450700), (200, 6128165), (250, 4902532), (251, 4883000), (257, 4769000), (380, 3225350), (475, 2580280), (500, 2451266), (502, 2441500), (514, 2384500), (760, 1612675), (950, 1290140), (1000, 1225633), (1004, 1220750), (1028, 1192250), (1255, 976600), (1285, 953800), (1900, 645070), (2008, 610375), (2056, 596125), (2375, 516056), (2510, 488300), (2570, 476900), (3800, 322535), (4750, 258028), (4769, 257000), (4883, 251000), (5020, 244150), (5140, 238450), (6275, 195320), (6425, 190760), (9500, 129014), (9538, 128500), (9766, 125500), (10040, 122075), (10280, 119225), (12550, 97660), (12850, 95380), (19000, 64507), (19076, 64250), (19532, 62750), (23845, 51400), (24415, 50200), (25100, 48830), (25700, 47690), (31375, 39064), (32125, 38152)]