201299300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1999}}^1$

素因数の和:2085

約数の個数: 72

約数和(自身を含む): 468720000

約数和(自身を除く): 267420700

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 53, 76, 95, 100, 106, 190, 212, 265, 380, 475, 530, 950, 1007, 1060, 1325, 1900, 1999, 2014, 2650, 3998, 4028, 5035, 5300, 7996, 9995, 10070, 19990, 20140, 25175, 37981, 39980, 49975, 50350, 75962, 99950, 100700, 105947, 151924, 189905, 199900, 211894, 379810, 423788, 529735, 759620, 949525, 1059470, 1899050, 2012993, 2118940, 2648675, 3798100, 4025986, 5297350, 8051972, 10064965, 10594700, 20129930, 40259860, 50324825, 100649650, 201299300]

約数ペア:

[(1, 201299300), (2, 100649650), (4, 50324825), (5, 40259860), (10, 20129930), (19, 10594700), (20, 10064965), (25, 8051972), (38, 5297350), (50, 4025986), (53, 3798100), (76, 2648675), (95, 2118940), (100, 2012993), (106, 1899050), (190, 1059470), (212, 949525), (265, 759620), (380, 529735), (475, 423788), (530, 379810), (950, 211894), (1007, 199900), (1060, 189905), (1325, 151924), (1900, 105947), (1999, 100700), (2014, 99950), (2650, 75962), (3998, 50350), (4028, 49975), (5035, 39980), (5300, 37981), (7996, 25175), (9995, 20140), (10070, 19990)]