13201000

素因数分解:

$2^3\times 5^3\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 31711680

約数和(自身を除く): 18510680

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 125, 172, 200, 215, 250, 307, 344, 430, 500, 614, 860, 1000, 1075, 1228, 1535, 1720, 2150, 2456, 3070, 4300, 5375, 6140, 7675, 8600, 10750, 12280, 13201, 15350, 21500, 26402, 30700, 38375, 43000, 52804, 61400, 66005, 76750, 105608, 132010, 153500, 264020, 307000, 330025, 528040, 660050, 1320100, 1650125, 2640200, 3300250, 6600500, 13201000]

約数ペア:

[(1, 13201000), (2, 6600500), (4, 3300250), (5, 2640200), (8, 1650125), (10, 1320100), (20, 660050), (25, 528040), (40, 330025), (43, 307000), (50, 264020), (86, 153500), (100, 132010), (125, 105608), (172, 76750), (200, 66005), (215, 61400), (250, 52804), (307, 43000), (344, 38375), (430, 30700), (500, 26402), (614, 21500), (860, 15350), (1000, 13201), (1075, 12280), (1228, 10750), (1535, 8600), (1720, 7675), (2150, 6140), (2456, 5375), (3070, 4300)]