103807640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{997}}^1$

素因数の和:1164

約数の個数: 64

約数和(自身を含む): 247903200

約数和(自身を除く): 144095560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 137, 152, 190, 274, 380, 548, 685, 760, 997, 1096, 1370, 1994, 2603, 2740, 3988, 4985, 5206, 5480, 7976, 9970, 10412, 13015, 18943, 19940, 20824, 26030, 37886, 39880, 52060, 75772, 94715, 104120, 136589, 151544, 189430, 273178, 378860, 546356, 682945, 757720, 1092712, 1365890, 2595191, 2731780, 5190382, 5463560, 10380764, 12975955, 20761528, 25951910, 51903820, 103807640]

約数ペア:

[(1, 103807640), (2, 51903820), (4, 25951910), (5, 20761528), (8, 12975955), (10, 10380764), (19, 5463560), (20, 5190382), (38, 2731780), (40, 2595191), (76, 1365890), (95, 1092712), (137, 757720), (152, 682945), (190, 546356), (274, 378860), (380, 273178), (548, 189430), (685, 151544), (760, 136589), (997, 104120), (1096, 94715), (1370, 75772), (1994, 52060), (2603, 39880), (2740, 37886), (3988, 26030), (4985, 20824), (5206, 19940), (5480, 18943), (7976, 13015), (9970, 10412)]