215102810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{40357}}^1$

素因数の和:40418

約数の個数: 32

約数和(自身を含む): 427149072

約数和(自身を除く): 212046262

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 410, 533, 1066, 2665, 5330, 40357, 80714, 201785, 403570, 524641, 1049282, 1654637, 2623205, 3309274, 5246410, 8273185, 16546370, 21510281, 43020562, 107551405, 215102810]

約数ペア:

[(1, 215102810), (2, 107551405), (5, 43020562), (10, 21510281), (13, 16546370), (26, 8273185), (41, 5246410), (65, 3309274), (82, 2623205), (130, 1654637), (205, 1049282), (410, 524641), (533, 403570), (1066, 201785), (2665, 80714), (5330, 40357)]