16666910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:173

約数の個数: 64

約数和(自身を含む): 34292160

約数和(自身を除く): 17625250

約数列:

[1, 2, 5, 10, 13, 26, 41, 53, 59, 65, 82, 106, 118, 130, 205, 265, 295, 410, 530, 533, 590, 689, 767, 1066, 1378, 1534, 2173, 2419, 2665, 3127, 3445, 3835, 4346, 4838, 5330, 6254, 6890, 7670, 10865, 12095, 15635, 21730, 24190, 28249, 31270, 31447, 40651, 56498, 62894, 81302, 128207, 141245, 157235, 203255, 256414, 282490, 314470, 406510, 641035, 1282070, 1666691, 3333382, 8333455, 16666910]

約数ペア:

[(1, 16666910), (2, 8333455), (5, 3333382), (10, 1666691), (13, 1282070), (26, 641035), (41, 406510), (53, 314470), (59, 282490), (65, 256414), (82, 203255), (106, 157235), (118, 141245), (130, 128207), (205, 81302), (265, 62894), (295, 56498), (410, 40651), (530, 31447), (533, 31270), (590, 28249), (689, 24190), (767, 21730), (1066, 15635), (1378, 12095), (1534, 10865), (2173, 7670), (2419, 6890), (2665, 6254), (3127, 5330), (3445, 4838), (3835, 4346)]