61509580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:391

約数の個数: 96

約数和(自身を含む): 150958080

約数和(自身を除く): 89448500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 31, 44, 55, 58, 62, 110, 116, 124, 145, 155, 220, 290, 310, 311, 319, 341, 580, 620, 622, 638, 682, 899, 1244, 1276, 1364, 1555, 1595, 1705, 1798, 3110, 3190, 3410, 3421, 3596, 4495, 6220, 6380, 6820, 6842, 8990, 9019, 9641, 9889, 13684, 17105, 17980, 18038, 19282, 19778, 34210, 36076, 38564, 39556, 45095, 48205, 49445, 68420, 90190, 96410, 98890, 99209, 106051, 180380, 192820, 197780, 198418, 212102, 279589, 396836, 424204, 496045, 530255, 559178, 992090, 1060510, 1118356, 1397945, 1984180, 2121020, 2795890, 3075479, 5591780, 6150958, 12301916, 15377395, 30754790, 61509580]

約数ペア:

[(1, 61509580), (2, 30754790), (4, 15377395), (5, 12301916), (10, 6150958), (11, 5591780), (20, 3075479), (22, 2795890), (29, 2121020), (31, 1984180), (44, 1397945), (55, 1118356), (58, 1060510), (62, 992090), (110, 559178), (116, 530255), (124, 496045), (145, 424204), (155, 396836), (220, 279589), (290, 212102), (310, 198418), (311, 197780), (319, 192820), (341, 180380), (580, 106051), (620, 99209), (622, 98890), (638, 96410), (682, 90190), (899, 68420), (1244, 49445), (1276, 48205), (1364, 45095), (1555, 39556), (1595, 38564), (1705, 36076), (1798, 34210), (3110, 19778), (3190, 19282), (3410, 18038), (3421, 17980), (3596, 17105), (4495, 13684), (6220, 9889), (6380, 9641), (6820, 9019), (6842, 8990)]