72999020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{4051}}^1$

素因数の和:4130

約数の個数: 48

約数和(自身を含む): 165418848

約数和(自身を除く): 92419828

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 265, 340, 530, 901, 1060, 1802, 3604, 4051, 4505, 8102, 9010, 16204, 18020, 20255, 40510, 68867, 81020, 137734, 214703, 275468, 344335, 429406, 688670, 858812, 1073515, 1377340, 2147030, 3649951, 4294060, 7299902, 14599804, 18249755, 36499510, 72999020]

約数ペア:

[(1, 72999020), (2, 36499510), (4, 18249755), (5, 14599804), (10, 7299902), (17, 4294060), (20, 3649951), (34, 2147030), (53, 1377340), (68, 1073515), (85, 858812), (106, 688670), (170, 429406), (212, 344335), (265, 275468), (340, 214703), (530, 137734), (901, 81020), (1060, 68867), (1802, 40510), (3604, 20255), (4051, 18020), (4505, 16204), (8102, 9010)]