2830100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1$

素因数の和:345

約数の個数: 72

約数和(自身を含む): 7582848

約数和(自身を除く): 4752748

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 311, 325, 350, 364, 455, 622, 650, 700, 910, 1244, 1300, 1555, 1820, 2177, 2275, 3110, 4043, 4354, 4550, 6220, 7775, 8086, 8708, 9100, 10885, 15550, 16172, 20215, 21770, 28301, 31100, 40430, 43540, 54425, 56602, 80860, 101075, 108850, 113204, 141505, 202150, 217700, 283010, 404300, 566020, 707525, 1415050, 2830100]

約数ペア:

[(1, 2830100), (2, 1415050), (4, 707525), (5, 566020), (7, 404300), (10, 283010), (13, 217700), (14, 202150), (20, 141505), (25, 113204), (26, 108850), (28, 101075), (35, 80860), (50, 56602), (52, 54425), (65, 43540), (70, 40430), (91, 31100), (100, 28301), (130, 21770), (140, 20215), (175, 16172), (182, 15550), (260, 10885), (311, 9100), (325, 8708), (350, 8086), (364, 7775), (455, 6220), (622, 4550), (650, 4354), (700, 4043), (910, 3110), (1244, 2275), (1300, 2177), (1555, 1820)]