7384816660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{128521}}^1$

素因数の和:128573

約数の個数: 72

約数和(自身を含む): 17780761656

約数和(自身を除く): 10395944996

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, 1690, 2210, 2873, 3380, 4420, 5746, 11492, 14365, 28730, 57460, 128521, 257042, 514084, 642605, 1285210, 1670773, 2184857, 2570420, 3341546, 4369714, 6683092, 8353865, 8739428, 10924285, 16707730, 21720049, 21848570, 28403141, 33415460, 43440098, 43697140, 56806282, 86880196, 108600245, 113612564, 142015705, 217200490, 284031410, 369240833, 434400980, 568062820, 738481666, 1476963332, 1846204165, 3692408330, 7384816660]

約数ペア:

[(1, 7384816660), (2, 3692408330), (4, 1846204165), (5, 1476963332), (10, 738481666), (13, 568062820), (17, 434400980), (20, 369240833), (26, 284031410), (34, 217200490), (52, 142015705), (65, 113612564), (68, 108600245), (85, 86880196), (130, 56806282), (169, 43697140), (170, 43440098), (221, 33415460), (260, 28403141), (338, 21848570), (340, 21720049), (442, 16707730), (676, 10924285), (845, 8739428), (884, 8353865), (1105, 6683092), (1690, 4369714), (2210, 3341546), (2873, 2570420), (3380, 2184857), (4420, 1670773), (5746, 1285210), (11492, 642605), (14365, 514084), (28730, 257042), (57460, 128521)]