353978300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{983}}^1$

素因数の和:1287

約数の個数: 72

約数和(自身を含む): 831050976

約数和(自身を除く): 477072676

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 277, 325, 554, 650, 983, 1108, 1300, 1385, 1966, 2770, 3601, 3932, 4915, 5540, 6925, 7202, 9830, 12779, 13850, 14404, 18005, 19660, 24575, 25558, 27700, 36010, 49150, 51116, 63895, 72020, 90025, 98300, 127790, 180050, 255580, 272291, 319475, 360100, 544582, 638950, 1089164, 1277900, 1361455, 2722910, 3539783, 5445820, 6807275, 7079566, 13614550, 14159132, 17698915, 27229100, 35397830, 70795660, 88494575, 176989150, 353978300]

約数ペア:

[(1, 353978300), (2, 176989150), (4, 88494575), (5, 70795660), (10, 35397830), (13, 27229100), (20, 17698915), (25, 14159132), (26, 13614550), (50, 7079566), (52, 6807275), (65, 5445820), (100, 3539783), (130, 2722910), (260, 1361455), (277, 1277900), (325, 1089164), (554, 638950), (650, 544582), (983, 360100), (1108, 319475), (1300, 272291), (1385, 255580), (1966, 180050), (2770, 127790), (3601, 98300), (3932, 90025), (4915, 72020), (5540, 63895), (6925, 51116), (7202, 49150), (9830, 36010), (12779, 27700), (13850, 25558), (14404, 24575), (18005, 19660)]