71425770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{491}}^1$

素因数の和:887

約数の個数: 64

約数和(自身を含む): 185480064

約数和(自身を除く): 114054294

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 373, 390, 491, 746, 982, 1119, 1473, 1865, 2238, 2455, 2946, 3730, 4849, 4910, 5595, 6383, 7365, 9698, 11190, 12766, 14547, 14730, 19149, 24245, 29094, 31915, 38298, 48490, 63830, 72735, 95745, 145470, 183143, 191490, 366286, 549429, 915715, 1098858, 1831430, 2380859, 2747145, 4761718, 5494290, 7142577, 11904295, 14285154, 23808590, 35712885, 71425770]

約数ペア:

[(1, 71425770), (2, 35712885), (3, 23808590), (5, 14285154), (6, 11904295), (10, 7142577), (13, 5494290), (15, 4761718), (26, 2747145), (30, 2380859), (39, 1831430), (65, 1098858), (78, 915715), (130, 549429), (195, 366286), (373, 191490), (390, 183143), (491, 145470), (746, 95745), (982, 72735), (1119, 63830), (1473, 48490), (1865, 38298), (2238, 31915), (2455, 29094), (2946, 24245), (3730, 19149), (4849, 14730), (4910, 14547), (5595, 12766), (6383, 11190), (7365, 9698)]