63723140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1109}}^1$

素因数の和:1161

約数の個数: 72

約数和(自身を含む): 153566280

約数和(自身を除く): 89843140

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 169, 170, 221, 260, 338, 340, 442, 676, 845, 884, 1105, 1109, 1690, 2210, 2218, 2873, 3380, 4420, 4436, 5545, 5746, 11090, 11492, 14365, 14417, 18853, 22180, 28730, 28834, 37706, 57460, 57668, 72085, 75412, 94265, 144170, 187421, 188530, 245089, 288340, 374842, 377060, 490178, 749684, 937105, 980356, 1225445, 1874210, 2450890, 3186157, 3748420, 4901780, 6372314, 12744628, 15930785, 31861570, 63723140]

約数ペア:

[(1, 63723140), (2, 31861570), (4, 15930785), (5, 12744628), (10, 6372314), (13, 4901780), (17, 3748420), (20, 3186157), (26, 2450890), (34, 1874210), (52, 1225445), (65, 980356), (68, 937105), (85, 749684), (130, 490178), (169, 377060), (170, 374842), (221, 288340), (260, 245089), (338, 188530), (340, 187421), (442, 144170), (676, 94265), (845, 75412), (884, 72085), (1105, 57668), (1109, 57460), (1690, 37706), (2210, 28834), (2218, 28730), (2873, 22180), (3380, 18853), (4420, 14417), (4436, 14365), (5545, 11492), (5746, 11090)]