19563206650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{229}}^1\times {\mathrm{787}}^1$

素因数の和:1208

約数の個数: 96

約数和(自身を含む): 39643712640

約数和(自身を除く): 20080505990

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 167, 229, 325, 334, 458, 650, 787, 835, 1145, 1574, 1670, 2171, 2290, 2977, 3935, 4175, 4342, 5725, 5954, 7870, 8350, 10231, 10855, 11450, 14885, 19675, 20462, 21710, 29770, 38243, 39350, 51155, 54275, 74425, 76486, 102310, 108550, 131429, 148850, 180223, 191215, 255775, 262858, 360446, 382430, 497159, 511550, 657145, 901115, 956075, 994318, 1314290, 1708577, 1802230, 1912150, 2342899, 2485795, 3285725, 3417154, 4505575, 4685798, 4971590, 6571450, 8542885, 9011150, 11714495, 12428975, 17085770, 23428990, 24857950, 30097241, 42714425, 58572475, 60194482, 85428850, 117144950, 150486205, 300972410, 391264133, 752431025, 782528266, 1504862050, 1956320665, 3912641330, 9781603325, 19563206650]

約数ペア:

[(1, 19563206650), (2, 9781603325), (5, 3912641330), (10, 1956320665), (13, 1504862050), (25, 782528266), (26, 752431025), (50, 391264133), (65, 300972410), (130, 150486205), (167, 117144950), (229, 85428850), (325, 60194482), (334, 58572475), (458, 42714425), (650, 30097241), (787, 24857950), (835, 23428990), (1145, 17085770), (1574, 12428975), (1670, 11714495), (2171, 9011150), (2290, 8542885), (2977, 6571450), (3935, 4971590), (4175, 4685798), (4342, 4505575), (5725, 3417154), (5954, 3285725), (7870, 2485795), (8350, 2342899), (10231, 1912150), (10855, 1802230), (11450, 1708577), (14885, 1314290), (19675, 994318), (20462, 956075), (21710, 901115), (29770, 657145), (38243, 511550), (39350, 497159), (51155, 382430), (54275, 360446), (74425, 262858), (76486, 255775), (102310, 191215), (108550, 180223), (131429, 148850)]