89001580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{887}}^1$

素因数の和:1098

約数の個数: 48

約数和(自身を含む): 194685120

約数和(自身を除く): 105683540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 173, 290, 346, 580, 692, 865, 887, 1730, 1774, 3460, 3548, 4435, 5017, 8870, 10034, 17740, 20068, 25085, 25723, 50170, 51446, 100340, 102892, 128615, 153451, 257230, 306902, 514460, 613804, 767255, 1534510, 3069020, 4450079, 8900158, 17800316, 22250395, 44500790, 89001580]

約数ペア:

[(1, 89001580), (2, 44500790), (4, 22250395), (5, 17800316), (10, 8900158), (20, 4450079), (29, 3069020), (58, 1534510), (116, 767255), (145, 613804), (173, 514460), (290, 306902), (346, 257230), (580, 153451), (692, 128615), (865, 102892), (887, 100340), (1730, 51446), (1774, 50170), (3460, 25723), (3548, 25085), (4435, 20068), (5017, 17740), (8870, 10034)]