1893669500

素因数分解:

$2^2\times 5^3\times {\mathrm{79}}^1\times {\mathrm{191}}^1\times {\mathrm{251}}^1$

素因数の和:540

約数の個数: 96

約数和(自身を含む): 4226826240

約数和(自身を除く): 2333156740

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 125, 158, 191, 250, 251, 316, 382, 395, 500, 502, 764, 790, 955, 1004, 1255, 1580, 1910, 1975, 2510, 3820, 3950, 4775, 5020, 6275, 7900, 9550, 9875, 12550, 15089, 19100, 19750, 19829, 23875, 25100, 30178, 31375, 39500, 39658, 47750, 47941, 60356, 62750, 75445, 79316, 95500, 95882, 99145, 125500, 150890, 191764, 198290, 239705, 301780, 377225, 396580, 479410, 495725, 754450, 958820, 991450, 1198525, 1508900, 1886125, 1982900, 2397050, 2478625, 3772250, 3787339, 4794100, 4957250, 5992625, 7544500, 7574678, 9914500, 11985250, 15149356, 18936695, 23970500, 37873390, 75746780, 94683475, 189366950, 378733900, 473417375, 946834750, 1893669500]

約数ペア:

[(1, 1893669500), (2, 946834750), (4, 473417375), (5, 378733900), (10, 189366950), (20, 94683475), (25, 75746780), (50, 37873390), (79, 23970500), (100, 18936695), (125, 15149356), (158, 11985250), (191, 9914500), (250, 7574678), (251, 7544500), (316, 5992625), (382, 4957250), (395, 4794100), (500, 3787339), (502, 3772250), (764, 2478625), (790, 2397050), (955, 1982900), (1004, 1886125), (1255, 1508900), (1580, 1198525), (1910, 991450), (1975, 958820), (2510, 754450), (3820, 495725), (3950, 479410), (4775, 396580), (5020, 377225), (6275, 301780), (7900, 239705), (9550, 198290), (9875, 191764), (12550, 150890), (15089, 125500), (19100, 99145), (19750, 95882), (19829, 95500), (23875, 79316), (25100, 75445), (30178, 62750), (31375, 60356), (39500, 47941), (39658, 47750)]