1385991100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{56113}}^1$

素因数の和:56159

約数の個数: 72

約数和(自身を含む): 3409486640

約数和(自身を除く): 2023495540

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 190, 247, 260, 325, 380, 475, 494, 650, 950, 988, 1235, 1300, 1900, 2470, 4940, 6175, 12350, 24700, 56113, 112226, 224452, 280565, 561130, 729469, 1066147, 1122260, 1402825, 1458938, 2132294, 2805650, 2917876, 3647345, 4264588, 5330735, 5611300, 7294690, 10661470, 13859911, 14589380, 18236725, 21322940, 26653675, 27719822, 36473450, 53307350, 55439644, 69299555, 72946900, 106614700, 138599110, 277198220, 346497775, 692995550, 1385991100]

約数ペア:

[(1, 1385991100), (2, 692995550), (4, 346497775), (5, 277198220), (10, 138599110), (13, 106614700), (19, 72946900), (20, 69299555), (25, 55439644), (26, 53307350), (38, 36473450), (50, 27719822), (52, 26653675), (65, 21322940), (76, 18236725), (95, 14589380), (100, 13859911), (130, 10661470), (190, 7294690), (247, 5611300), (260, 5330735), (325, 4264588), (380, 3647345), (475, 2917876), (494, 2805650), (650, 2132294), (950, 1458938), (988, 1402825), (1235, 1122260), (1300, 1066147), (1900, 729469), (2470, 561130), (4940, 280565), (6175, 224452), (12350, 112226), (24700, 56113)]