256365200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7043}}^1$

素因数の和:7081

約数の個数: 120

約数和(自身を含む): 758159808

約数和(自身を除く): 501794608

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 80, 91, 100, 104, 112, 130, 140, 175, 182, 200, 208, 260, 280, 325, 350, 364, 400, 455, 520, 560, 650, 700, 728, 910, 1040, 1300, 1400, 1456, 1820, 2275, 2600, 2800, 3640, 4550, 5200, 7043, 7280, 9100, 14086, 18200, 28172, 35215, 36400, 49301, 56344, 70430, 91559, 98602, 112688, 140860, 176075, 183118, 197204, 246505, 281720, 352150, 366236, 394408, 457795, 493010, 563440, 640913, 704300, 732472, 788816, 915590, 986020, 1232525, 1281826, 1408600, 1464944, 1831180, 1972040, 2288975, 2465050, 2563652, 2817200, 3204565, 3662360, 3944080, 4577950, 4930100, 5127304, 6409130, 7324720, 9155900, 9860200, 10254608, 12818260, 16022825, 18311800, 19720400, 25636520, 32045650, 36623600, 51273040, 64091300, 128182600, 256365200]

約数ペア:

[(1, 256365200), (2, 128182600), (4, 64091300), (5, 51273040), (7, 36623600), (8, 32045650), (10, 25636520), (13, 19720400), (14, 18311800), (16, 16022825), (20, 12818260), (25, 10254608), (26, 9860200), (28, 9155900), (35, 7324720), (40, 6409130), (50, 5127304), (52, 4930100), (56, 4577950), (65, 3944080), (70, 3662360), (80, 3204565), (91, 2817200), (100, 2563652), (104, 2465050), (112, 2288975), (130, 1972040), (140, 1831180), (175, 1464944), (182, 1408600), (200, 1281826), (208, 1232525), (260, 986020), (280, 915590), (325, 788816), (350, 732472), (364, 704300), (400, 640913), (455, 563440), (520, 493010), (560, 457795), (650, 394408), (700, 366236), (728, 352150), (910, 281720), (1040, 246505), (1300, 197204), (1400, 183118), (1456, 176075), (1820, 140860), (2275, 112688), (2600, 98602), (2800, 91559), (3640, 70430), (4550, 56344), (5200, 49301), (7043, 36400), (7280, 35215), (9100, 28172), (14086, 18200)]