2560137.00000000

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{953}}^1$

素因数の和:995

約数の個数: 120

約数和(自身を含む): 154021392

約数和(自身を除く): 99509792

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 40, 44, 50, 52, 55, 65, 80, 88, 100, 104, 110, 130, 143, 176, 200, 208, 220, 260, 275, 286, 325, 400, 440, 520, 550, 572, 650, 715, 880, 953, 1040, 1100, 1144, 1300, 1430, 1906, 2200, 2288, 2600, 2860, 3575, 3812, 4400, 4765, 5200, 5720, 7150, 7624, 9530, 10483, 11440, 12389, 14300, 15248, 19060, 20966, 23825, 24778, 28600, 38120, 41932, 47650, 49556, 52415, 57200, 61945, 76240, 83864, 95300, 99112, 104830, 123890, 136279, 167728, 190600, 198224, 209660, 247780, 262075, 272558, 309725, 381200, 419320, 495560, 524150, 545116, 619450, 681395, 838640, 991120, 1048300, 1090232, 1238900, 1362790, 2096600, 2180464, 2477800, 2725580, 3406975, 4193200, 4955600, 5451160, 6813950, 10902320, 13627900, 27255800, 54511600]

約数ペア:

[(1, 54511600), (2, 27255800), (4, 13627900), (5, 10902320), (8, 6813950), (10, 5451160), (11, 4955600), (13, 4193200), (16, 3406975), (20, 2725580), (22, 2477800), (25, 2180464), (26, 2096600), (40, 1362790), (44, 1238900), (50, 1090232), (52, 1048300), (55, 991120), (65, 838640), (80, 681395), (88, 619450), (100, 545116), (104, 524150), (110, 495560), (130, 419320), (143, 381200), (176, 309725), (200, 272558), (208, 262075), (220, 247780), (260, 209660), (275, 198224), (286, 190600), (325, 167728), (400, 136279), (440, 123890), (520, 104830), (550, 99112), (572, 95300), (650, 83864), (715, 76240), (880, 61945), (953, 57200), (1040, 52415), (1100, 49556), (1144, 47650), (1300, 41932), (1430, 38120), (1906, 28600), (2200, 24778), (2288, 23825), (2600, 20966), (2860, 19060), (3575, 15248), (3812, 14300), (4400, 12389), (4765, 11440), (5200, 10483), (5720, 9530), (7150, 7624)]