289609100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{11447}}^1$

素因数の和:11495

約数の個数: 72

約数和(自身を含む): 715454208

約数和(自身を除く): 425845108

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 44, 46, 50, 55, 92, 100, 110, 115, 220, 230, 253, 275, 460, 506, 550, 575, 1012, 1100, 1150, 1265, 2300, 2530, 5060, 6325, 11447, 12650, 22894, 25300, 45788, 57235, 114470, 125917, 228940, 251834, 263281, 286175, 503668, 526562, 572350, 629585, 1053124, 1144700, 1259170, 1316405, 2518340, 2632810, 2896091, 3147925, 5265620, 5792182, 6295850, 6582025, 11584364, 12591700, 13164050, 14480455, 26328100, 28960910, 57921820, 72402275, 144804550, 289609100]

約数ペア:

[(1, 289609100), (2, 144804550), (4, 72402275), (5, 57921820), (10, 28960910), (11, 26328100), (20, 14480455), (22, 13164050), (23, 12591700), (25, 11584364), (44, 6582025), (46, 6295850), (50, 5792182), (55, 5265620), (92, 3147925), (100, 2896091), (110, 2632810), (115, 2518340), (220, 1316405), (230, 1259170), (253, 1144700), (275, 1053124), (460, 629585), (506, 572350), (550, 526562), (575, 503668), (1012, 286175), (1100, 263281), (1150, 251834), (1265, 228940), (2300, 125917), (2530, 114470), (5060, 57235), (6325, 45788), (11447, 25300), (12650, 22894)]