72004816

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{859}}^1$

素因数の和:924

約数の個数: 60

約数和(自身を含む): 156120960

約数和(自身を除く): 84116144

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 169, 208, 248, 338, 403, 496, 676, 806, 859, 1352, 1612, 1718, 2704, 3224, 3436, 5239, 6448, 6872, 10478, 11167, 13744, 20956, 22334, 26629, 41912, 44668, 53258, 83824, 89336, 106516, 145171, 178672, 213032, 290342, 346177, 426064, 580684, 692354, 1161368, 1384708, 2322736, 2769416, 4500301, 5538832, 9000602, 18001204, 36002408, 72004816]

約数ペア:

[(1, 72004816), (2, 36002408), (4, 18001204), (8, 9000602), (13, 5538832), (16, 4500301), (26, 2769416), (31, 2322736), (52, 1384708), (62, 1161368), (104, 692354), (124, 580684), (169, 426064), (208, 346177), (248, 290342), (338, 213032), (403, 178672), (496, 145171), (676, 106516), (806, 89336), (859, 83824), (1352, 53258), (1612, 44668), (1718, 41912), (2704, 26629), (3224, 22334), (3436, 20956), (5239, 13744), (6448, 11167), (6872, 10478)]