81346096

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:278

約数の個数: 80

約数和(自身を含む): 177738624

約数和(自身を除く): 96392528

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 53, 94, 104, 106, 157, 188, 208, 212, 314, 376, 424, 611, 628, 689, 752, 848, 1222, 1256, 1378, 2041, 2444, 2491, 2512, 2756, 4082, 4888, 4982, 5512, 7379, 8164, 8321, 9776, 9964, 11024, 14758, 16328, 16642, 19928, 29516, 32383, 32656, 33284, 39856, 59032, 64766, 66568, 95927, 108173, 118064, 129532, 133136, 191854, 216346, 259064, 383708, 391087, 432692, 518128, 767416, 782174, 865384, 1534832, 1564348, 1730768, 3128696, 5084131, 6257392, 10168262, 20336524, 40673048, 81346096]

約数ペア:

[(1, 81346096), (2, 40673048), (4, 20336524), (8, 10168262), (13, 6257392), (16, 5084131), (26, 3128696), (47, 1730768), (52, 1564348), (53, 1534832), (94, 865384), (104, 782174), (106, 767416), (157, 518128), (188, 432692), (208, 391087), (212, 383708), (314, 259064), (376, 216346), (424, 191854), (611, 133136), (628, 129532), (689, 118064), (752, 108173), (848, 95927), (1222, 66568), (1256, 64766), (1378, 59032), (2041, 39856), (2444, 33284), (2491, 32656), (2512, 32383), (2756, 29516), (4082, 19928), (4888, 16642), (4982, 16328), (5512, 14758), (7379, 11024), (8164, 9964), (8321, 9776)]