72041900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1061}}^1$

素因数の和:1179

約数の個数: 72

約数和(自身を含む): 180675936

約数和(自身を除く): 108634036

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 97, 100, 140, 175, 194, 350, 388, 485, 679, 700, 970, 1061, 1358, 1940, 2122, 2425, 2716, 3395, 4244, 4850, 5305, 6790, 7427, 9700, 10610, 13580, 14854, 16975, 21220, 26525, 29708, 33950, 37135, 53050, 67900, 74270, 102917, 106100, 148540, 185675, 205834, 371350, 411668, 514585, 720419, 742700, 1029170, 1440838, 2058340, 2572925, 2881676, 3602095, 5145850, 7204190, 10291700, 14408380, 18010475, 36020950, 72041900]

約数ペア:

[(1, 72041900), (2, 36020950), (4, 18010475), (5, 14408380), (7, 10291700), (10, 7204190), (14, 5145850), (20, 3602095), (25, 2881676), (28, 2572925), (35, 2058340), (50, 1440838), (70, 1029170), (97, 742700), (100, 720419), (140, 514585), (175, 411668), (194, 371350), (350, 205834), (388, 185675), (485, 148540), (679, 106100), (700, 102917), (970, 74270), (1061, 67900), (1358, 53050), (1940, 37135), (2122, 33950), (2425, 29708), (2716, 26525), (3395, 21220), (4244, 16975), (4850, 14854), (5305, 13580), (6790, 10610), (7427, 9700)]