1577987710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1\times {\mathrm{647}}^1$

素因数の和:997

約数の個数: 64

約数和(自身を含む): 3117647232

約数和(自身を除く): 1539659522

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 257, 365, 514, 647, 730, 949, 1285, 1294, 1898, 2570, 3235, 3341, 4745, 6470, 6682, 8411, 9490, 16705, 16822, 18761, 33410, 37522, 42055, 47231, 84110, 93805, 94462, 166279, 187610, 236155, 243893, 332558, 472310, 487786, 614003, 831395, 1219465, 1228006, 1662790, 2161627, 2438930, 3070015, 4323254, 6140030, 10808135, 12138367, 21616270, 24276734, 60691835, 121383670, 157798771, 315597542, 788993855, 1577987710]

約数ペア:

[(1, 1577987710), (2, 788993855), (5, 315597542), (10, 157798771), (13, 121383670), (26, 60691835), (65, 24276734), (73, 21616270), (130, 12138367), (146, 10808135), (257, 6140030), (365, 4323254), (514, 3070015), (647, 2438930), (730, 2161627), (949, 1662790), (1285, 1228006), (1294, 1219465), (1898, 831395), (2570, 614003), (3235, 487786), (3341, 472310), (4745, 332558), (6470, 243893), (6682, 236155), (8411, 187610), (9490, 166279), (16705, 94462), (16822, 93805), (18761, 84110), (33410, 47231), (37522, 42055)]