79695980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43789}}^1$

素因数の和:43818

約数の個数: 48

約数和(自身を含む): 205988160

約数和(自身を除く): 126292180

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 43789, 87578, 175156, 218945, 306523, 437890, 569257, 613046, 875780, 1138514, 1226092, 1532615, 2277028, 2846285, 3065230, 3984799, 5692570, 6130460, 7969598, 11385140, 15939196, 19923995, 39847990, 79695980]

約数ペア:

[(1, 79695980), (2, 39847990), (4, 19923995), (5, 15939196), (7, 11385140), (10, 7969598), (13, 6130460), (14, 5692570), (20, 3984799), (26, 3065230), (28, 2846285), (35, 2277028), (52, 1532615), (65, 1226092), (70, 1138514), (91, 875780), (130, 613046), (140, 569257), (182, 437890), (260, 306523), (364, 218945), (455, 175156), (910, 87578), (1820, 43789)]