256275200

素因数分解:

$2^8\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1741}}^1$

素因数の和:1790

約数の個数: 108

約数和(自身を含む): 662280528

約数和(自身を除く): 406005328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 80, 92, 100, 115, 128, 160, 184, 200, 230, 256, 320, 368, 400, 460, 575, 640, 736, 800, 920, 1150, 1280, 1472, 1600, 1741, 1840, 2300, 2944, 3200, 3482, 3680, 4600, 5888, 6400, 6964, 7360, 8705, 9200, 13928, 14720, 17410, 18400, 27856, 29440, 34820, 36800, 40043, 43525, 55712, 69640, 73600, 80086, 87050, 111424, 139280, 147200, 160172, 174100, 200215, 222848, 278560, 320344, 348200, 400430, 445696, 557120, 640688, 696400, 800860, 1001075, 1114240, 1281376, 1392800, 1601720, 2002150, 2228480, 2562752, 2785600, 3203440, 4004300, 5125504, 5571200, 6406880, 8008600, 10251008, 11142400, 12813760, 16017200, 25627520, 32034400, 51255040, 64068800, 128137600, 256275200]

約数ペア:

[(1, 256275200), (2, 128137600), (4, 64068800), (5, 51255040), (8, 32034400), (10, 25627520), (16, 16017200), (20, 12813760), (23, 11142400), (25, 10251008), (32, 8008600), (40, 6406880), (46, 5571200), (50, 5125504), (64, 4004300), (80, 3203440), (92, 2785600), (100, 2562752), (115, 2228480), (128, 2002150), (160, 1601720), (184, 1392800), (200, 1281376), (230, 1114240), (256, 1001075), (320, 800860), (368, 696400), (400, 640688), (460, 557120), (575, 445696), (640, 400430), (736, 348200), (800, 320344), (920, 278560), (1150, 222848), (1280, 200215), (1472, 174100), (1600, 160172), (1741, 147200), (1840, 139280), (2300, 111424), (2944, 87050), (3200, 80086), (3482, 73600), (3680, 69640), (4600, 55712), (5888, 43525), (6400, 40043), (6964, 36800), (7360, 34820), (8705, 29440), (9200, 27856), (13928, 18400), (14720, 17410)]