342887590

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{887}}^1$

素因数の和:997

約数の個数: 64

約数和(自身を含む): 675164160

約数和(自身を除く): 332276570

約数列:

[1, 2, 5, 10, 29, 31, 43, 58, 62, 86, 145, 155, 215, 290, 310, 430, 887, 899, 1247, 1333, 1774, 1798, 2494, 2666, 4435, 4495, 6235, 6665, 8870, 8990, 12470, 13330, 25723, 27497, 38141, 38657, 51446, 54994, 76282, 77314, 128615, 137485, 190705, 193285, 257230, 274970, 381410, 386570, 797413, 1106089, 1182371, 1594826, 2212178, 2364742, 3987065, 5530445, 5911855, 7974130, 11060890, 11823710, 34288759, 68577518, 171443795, 342887590]

約数ペア:

[(1, 342887590), (2, 171443795), (5, 68577518), (10, 34288759), (29, 11823710), (31, 11060890), (43, 7974130), (58, 5911855), (62, 5530445), (86, 3987065), (145, 2364742), (155, 2212178), (215, 1594826), (290, 1182371), (310, 1106089), (430, 797413), (887, 386570), (899, 381410), (1247, 274970), (1333, 257230), (1774, 193285), (1798, 190705), (2494, 137485), (2666, 128615), (4435, 77314), (4495, 76282), (6235, 54994), (6665, 51446), (8870, 38657), (8990, 38141), (12470, 27497), (13330, 25723)]