128653810

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{463}}^1\times {\mathrm{751}}^1$

素因数の和:1258

約数の個数: 32

約数和(自身を含む): 238666752

約数和(自身を除く): 110012942

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 463, 751, 926, 1502, 2315, 3755, 4630, 7510, 17131, 27787, 34262, 55574, 85655, 138935, 171310, 277870, 347713, 695426, 1738565, 3477130, 12865381, 25730762, 64326905, 128653810]

約数ペア:

[(1, 128653810), (2, 64326905), (5, 25730762), (10, 12865381), (37, 3477130), (74, 1738565), (185, 695426), (370, 347713), (463, 277870), (751, 171310), (926, 138935), (1502, 85655), (2315, 55574), (3755, 34262), (4630, 27787), (7510, 17131)]