289211990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{32099}}^1$

素因数の和:32176

約数の個数: 32

約数和(自身を含む): 561621600

約数和(自身を除く): 272409610

約数列:

[1, 2, 5, 10, 17, 34, 53, 85, 106, 170, 265, 530, 901, 1802, 4505, 9010, 32099, 64198, 160495, 320990, 545683, 1091366, 1701247, 2728415, 3402494, 5456830, 8506235, 17012470, 28921199, 57842398, 144605995, 289211990]

約数ペア:

[(1, 289211990), (2, 144605995), (5, 57842398), (10, 28921199), (17, 17012470), (34, 8506235), (53, 5456830), (85, 3402494), (106, 2728415), (170, 1701247), (265, 1091366), (530, 545683), (901, 320990), (1802, 160495), (4505, 64198), (9010, 32099)]