401897600

素因数分解:

$2^7\times 5^2\times {\mathrm{13}}^1\times {\mathrm{9661}}^1$

素因数の和:9698

約数の個数: 96

約数和(自身を含む): 1069293540

約数和(自身を除く): 667395940

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 260, 320, 325, 400, 416, 520, 640, 650, 800, 832, 1040, 1300, 1600, 1664, 2080, 2600, 3200, 4160, 5200, 8320, 9661, 10400, 19322, 20800, 38644, 41600, 48305, 77288, 96610, 125593, 154576, 193220, 241525, 251186, 309152, 386440, 483050, 502372, 618304, 627965, 772880, 966100, 1004744, 1236608, 1255930, 1545760, 1932200, 2009488, 2511860, 3091520, 3139825, 3864400, 4018976, 5023720, 6183040, 6279650, 7728800, 8037952, 10047440, 12559300, 15457600, 16075904, 20094880, 25118600, 30915200, 40189760, 50237200, 80379520, 100474400, 200948800, 401897600]

約数ペア:

[(1, 401897600), (2, 200948800), (4, 100474400), (5, 80379520), (8, 50237200), (10, 40189760), (13, 30915200), (16, 25118600), (20, 20094880), (25, 16075904), (26, 15457600), (32, 12559300), (40, 10047440), (50, 8037952), (52, 7728800), (64, 6279650), (65, 6183040), (80, 5023720), (100, 4018976), (104, 3864400), (128, 3139825), (130, 3091520), (160, 2511860), (200, 2009488), (208, 1932200), (260, 1545760), (320, 1255930), (325, 1236608), (400, 1004744), (416, 966100), (520, 772880), (640, 627965), (650, 618304), (800, 502372), (832, 483050), (1040, 386440), (1300, 309152), (1600, 251186), (1664, 241525), (2080, 193220), (2600, 154576), (3200, 125593), (4160, 96610), (5200, 77288), (8320, 48305), (9661, 41600), (10400, 38644), (19322, 20800)]