1965370900

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{2393}}^1$

素因数の和:2641

約数の個数: 72

約数和(自身を含む): 4388719104

約数和(自身を除く): 2423348204

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 191, 215, 382, 430, 764, 860, 955, 1075, 1910, 2150, 2393, 3820, 4300, 4775, 4786, 8213, 9550, 9572, 11965, 16426, 19100, 23930, 32852, 41065, 47860, 59825, 82130, 102899, 119650, 164260, 205325, 205798, 239300, 410650, 411596, 457063, 514495, 821300, 914126, 1028990, 1828252, 2057980, 2285315, 2572475, 4570630, 5144950, 9141260, 10289900, 11426575, 19653709, 22853150, 39307418, 45706300, 78614836, 98268545, 196537090, 393074180, 491342725, 982685450, 1965370900]

約数ペア:

[(1, 1965370900), (2, 982685450), (4, 491342725), (5, 393074180), (10, 196537090), (20, 98268545), (25, 78614836), (43, 45706300), (50, 39307418), (86, 22853150), (100, 19653709), (172, 11426575), (191, 10289900), (215, 9141260), (382, 5144950), (430, 4570630), (764, 2572475), (860, 2285315), (955, 2057980), (1075, 1828252), (1910, 1028990), (2150, 914126), (2393, 821300), (3820, 514495), (4300, 457063), (4775, 411596), (4786, 410650), (8213, 239300), (9550, 205798), (9572, 205325), (11965, 164260), (16426, 119650), (19100, 102899), (23930, 82130), (32852, 59825), (41065, 47860)]