289340695960

素因数分解:

$2^3\times 5^1\times {\mathrm{557153}}^1\times {\mathrm{12983}}^1$

素因数の和:570147

約数の個数: 32

約数和(自身を含む): 651067878240

約数和(自身を除く): 361727182280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 12983, 25966, 51932, 64915, 103864, 129830, 259660, 519320, 557153, 1114306, 2228612, 2785765, 4457224, 5571530, 11143060, 22286120, 7233517399, 14467034798, 28934069596, 36167586995, 57868139192, 72335173990, 144670347980, 289340695960]

約数ペア:

[(1, 289340695960), (2, 144670347980), (4, 72335173990), (5, 57868139192), (8, 36167586995), (10, 28934069596), (20, 14467034798), (40, 7233517399), (12983, 22286120), (25966, 11143060), (51932, 5571530), (64915, 4457224), (103864, 2785765), (129830, 2228612), (259660, 1114306), (519320, 557153)]