28732525

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1$

素因数の和:381

約数の個数: 24

約数和(自身を含む): 36810144

約数和(自身を除く): 8077619

約数列:

[1, 5, 25, 61, 83, 227, 305, 415, 1135, 1525, 2075, 5063, 5675, 13847, 18841, 25315, 69235, 94205, 126575, 346175, 471025, 1149301, 5746505, 28732525]

約数ペア:

[(1, 28732525), (5, 5746505), (25, 1149301), (61, 471025), (83, 346175), (227, 126575), (305, 94205), (415, 69235), (1135, 25315), (1525, 18841), (2075, 13847), (5063, 5675)]