77819925

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{229}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 135527040

約数和(自身を除く): 57707115

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 197, 229, 345, 575, 591, 687, 985, 1145, 1725, 2955, 3435, 4531, 4925, 5267, 5725, 13593, 14775, 15801, 17175, 22655, 26335, 45113, 67965, 79005, 113275, 131675, 135339, 225565, 339825, 395025, 676695, 1037599, 1127825, 3112797, 3383475, 5187995, 15563985, 25939975, 77819925]

約数ペア:

[(1, 77819925), (3, 25939975), (5, 15563985), (15, 5187995), (23, 3383475), (25, 3112797), (69, 1127825), (75, 1037599), (115, 676695), (197, 395025), (229, 339825), (345, 225565), (575, 135339), (591, 131675), (687, 113275), (985, 79005), (1145, 67965), (1725, 45113), (2955, 26335), (3435, 22655), (4531, 17175), (4925, 15801), (5267, 14775), (5725, 13593)]