257365250

素因数分解:

$2^1\times 5^3\times {\mathrm{97}}^1\times {\mathrm{10613}}^1$

素因数の和:10727

約数の個数: 32

約数和(自身を含む): 486800496

約数和(自身を除く): 229435246

約数列:

[1, 2, 5, 10, 25, 50, 97, 125, 194, 250, 485, 970, 2425, 4850, 10613, 12125, 21226, 24250, 53065, 106130, 265325, 530650, 1029461, 1326625, 2058922, 2653250, 5147305, 10294610, 25736525, 51473050, 128682625, 257365250]

約数ペア:

[(1, 257365250), (2, 128682625), (5, 51473050), (10, 25736525), (25, 10294610), (50, 5147305), (97, 2653250), (125, 2058922), (194, 1326625), (250, 1029461), (485, 530650), (970, 265325), (2425, 106130), (4850, 53065), (10613, 24250), (12125, 21226)]