49375300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1999}}^1$

素因数の和:2045

約数の個数: 72

約数和(自身を含む): 121520000

約数和(自身を除く): 72144700

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 190, 247, 260, 325, 380, 475, 494, 650, 950, 988, 1235, 1300, 1900, 1999, 2470, 3998, 4940, 6175, 7996, 9995, 12350, 19990, 24700, 25987, 37981, 39980, 49975, 51974, 75962, 99950, 103948, 129935, 151924, 189905, 199900, 259870, 379810, 493753, 519740, 649675, 759620, 949525, 987506, 1299350, 1899050, 1975012, 2468765, 2598700, 3798100, 4937530, 9875060, 12343825, 24687650, 49375300]

約数ペア:

[(1, 49375300), (2, 24687650), (4, 12343825), (5, 9875060), (10, 4937530), (13, 3798100), (19, 2598700), (20, 2468765), (25, 1975012), (26, 1899050), (38, 1299350), (50, 987506), (52, 949525), (65, 759620), (76, 649675), (95, 519740), (100, 493753), (130, 379810), (190, 259870), (247, 199900), (260, 189905), (325, 151924), (380, 129935), (475, 103948), (494, 99950), (650, 75962), (950, 51974), (988, 49975), (1235, 39980), (1300, 37981), (1900, 25987), (1999, 24700), (2470, 19990), (3998, 12350), (4940, 9995), (6175, 7996)]