66166880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2447}}^1$

素因数の和:2488

約数の個数: 72

約数和(自身を含む): 169337952

約数和(自身を除く): 103171072

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 260, 338, 416, 520, 676, 845, 1040, 1352, 1690, 2080, 2447, 2704, 3380, 4894, 5408, 6760, 9788, 12235, 13520, 19576, 24470, 27040, 31811, 39152, 48940, 63622, 78304, 97880, 127244, 159055, 195760, 254488, 318110, 391520, 413543, 508976, 636220, 827086, 1017952, 1272440, 1654172, 2067715, 2544880, 3308344, 4135430, 5089760, 6616688, 8270860, 13233376, 16541720, 33083440, 66166880]

約数ペア:

[(1, 66166880), (2, 33083440), (4, 16541720), (5, 13233376), (8, 8270860), (10, 6616688), (13, 5089760), (16, 4135430), (20, 3308344), (26, 2544880), (32, 2067715), (40, 1654172), (52, 1272440), (65, 1017952), (80, 827086), (104, 636220), (130, 508976), (160, 413543), (169, 391520), (208, 318110), (260, 254488), (338, 195760), (416, 159055), (520, 127244), (676, 97880), (845, 78304), (1040, 63622), (1352, 48940), (1690, 39152), (2080, 31811), (2447, 27040), (2704, 24470), (3380, 19576), (4894, 13520), (5408, 12235), (6760, 9788)]