53830040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:225

約数の個数: 128

約数和(自身を含む): 143078400

約数和(自身を除く): 89248360

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 47, 55, 76, 88, 94, 95, 110, 137, 152, 188, 190, 209, 220, 235, 274, 376, 380, 418, 440, 470, 517, 548, 685, 760, 836, 893, 940, 1034, 1045, 1096, 1370, 1507, 1672, 1786, 1880, 2068, 2090, 2585, 2603, 2740, 3014, 3572, 4136, 4180, 4465, 5170, 5206, 5480, 6028, 6439, 7144, 7535, 8360, 8930, 9823, 10340, 10412, 12056, 12878, 13015, 15070, 17860, 19646, 20680, 20824, 25756, 26030, 28633, 30140, 32195, 35720, 39292, 49115, 51512, 52060, 57266, 60280, 64390, 70829, 78584, 98230, 104120, 114532, 122341, 128780, 141658, 143165, 196460, 229064, 244682, 257560, 283316, 286330, 354145, 392920, 489364, 566632, 572660, 611705, 708290, 978728, 1145320, 1223410, 1345751, 1416580, 2446820, 2691502, 2833160, 4893640, 5383004, 6728755, 10766008, 13457510, 26915020, 53830040]

約数ペア:

[(1, 53830040), (2, 26915020), (4, 13457510), (5, 10766008), (8, 6728755), (10, 5383004), (11, 4893640), (19, 2833160), (20, 2691502), (22, 2446820), (38, 1416580), (40, 1345751), (44, 1223410), (47, 1145320), (55, 978728), (76, 708290), (88, 611705), (94, 572660), (95, 566632), (110, 489364), (137, 392920), (152, 354145), (188, 286330), (190, 283316), (209, 257560), (220, 244682), (235, 229064), (274, 196460), (376, 143165), (380, 141658), (418, 128780), (440, 122341), (470, 114532), (517, 104120), (548, 98230), (685, 78584), (760, 70829), (836, 64390), (893, 60280), (940, 57266), (1034, 52060), (1045, 51512), (1096, 49115), (1370, 39292), (1507, 35720), (1672, 32195), (1786, 30140), (1880, 28633), (2068, 26030), (2090, 25756), (2585, 20824), (2603, 20680), (2740, 19646), (3014, 17860), (3572, 15070), (4136, 13015), (4180, 12878), (4465, 12056), (5170, 10412), (5206, 10340), (5480, 9823), (6028, 8930), (6439, 8360), (7144, 7535)]