28118100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{4933}}^1$

素因数の和:4969

約数の個数: 72

約数和(自身を含む): 85654240

約数和(自身を除く): 57536140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 114, 150, 190, 228, 285, 300, 380, 475, 570, 950, 1140, 1425, 1900, 2850, 4933, 5700, 9866, 14799, 19732, 24665, 29598, 49330, 59196, 73995, 93727, 98660, 123325, 147990, 187454, 246650, 281181, 295980, 369975, 374908, 468635, 493300, 562362, 739950, 937270, 1124724, 1405905, 1479900, 1874540, 2343175, 2811810, 4686350, 5623620, 7029525, 9372700, 14059050, 28118100]

約数ペア:

[(1, 28118100), (2, 14059050), (3, 9372700), (4, 7029525), (5, 5623620), (6, 4686350), (10, 2811810), (12, 2343175), (15, 1874540), (19, 1479900), (20, 1405905), (25, 1124724), (30, 937270), (38, 739950), (50, 562362), (57, 493300), (60, 468635), (75, 374908), (76, 369975), (95, 295980), (100, 281181), (114, 246650), (150, 187454), (190, 147990), (228, 123325), (285, 98660), (300, 93727), (380, 73995), (475, 59196), (570, 49330), (950, 29598), (1140, 24665), (1425, 19732), (1900, 14799), (2850, 9866), (4933, 5700)]