1644907550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{7933}}^1$

素因数の和:7998

約数の個数: 96

約数和(自身を含む): 3718824480

約数和(自身を除く): 2073916930

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 29, 50, 55, 58, 65, 110, 130, 143, 145, 275, 286, 290, 319, 325, 377, 550, 638, 650, 715, 725, 754, 1430, 1450, 1595, 1885, 3190, 3575, 3770, 4147, 7150, 7933, 7975, 8294, 9425, 15866, 15950, 18850, 20735, 39665, 41470, 79330, 87263, 103129, 103675, 174526, 198325, 206258, 207350, 230057, 396650, 436315, 460114, 515645, 872630, 1031290, 1134419, 1150285, 2181575, 2268838, 2300570, 2530627, 2578225, 2990741, 4363150, 5061254, 5156450, 5672095, 5751425, 5981482, 11344190, 11502850, 12653135, 14953705, 25306270, 28360475, 29907410, 32898151, 56720950, 63265675, 65796302, 74768525, 126531350, 149537050, 164490755, 328981510, 822453775, 1644907550]

約数ペア:

[(1, 1644907550), (2, 822453775), (5, 328981510), (10, 164490755), (11, 149537050), (13, 126531350), (22, 74768525), (25, 65796302), (26, 63265675), (29, 56720950), (50, 32898151), (55, 29907410), (58, 28360475), (65, 25306270), (110, 14953705), (130, 12653135), (143, 11502850), (145, 11344190), (275, 5981482), (286, 5751425), (290, 5672095), (319, 5156450), (325, 5061254), (377, 4363150), (550, 2990741), (638, 2578225), (650, 2530627), (715, 2300570), (725, 2268838), (754, 2181575), (1430, 1150285), (1450, 1134419), (1595, 1031290), (1885, 872630), (3190, 515645), (3575, 460114), (3770, 436315), (4147, 396650), (7150, 230057), (7933, 207350), (7975, 206258), (8294, 198325), (9425, 174526), (15866, 103675), (15950, 103129), (18850, 87263), (20735, 79330), (39665, 41470)]