564980

素因数分解:

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

素因数の和:116

約数の個数: 48

約数和(自身を含む): 1333584

約数和(自身を除く): 768604

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 53, 65, 82, 106, 130, 164, 205, 212, 260, 265, 410, 530, 533, 689, 820, 1060, 1066, 1378, 2132, 2173, 2665, 2756, 3445, 4346, 5330, 6890, 8692, 10660, 10865, 13780, 21730, 28249, 43460, 56498, 112996, 141245, 282490, 564980]

約数ペア:

[(1, 564980), (2, 282490), (4, 141245), (5, 112996), (10, 56498), (13, 43460), (20, 28249), (26, 21730), (41, 13780), (52, 10865), (53, 10660), (65, 8692), (82, 6890), (106, 5330), (130, 4346), (164, 3445), (205, 2756), (212, 2665), (260, 2173), (265, 2132), (410, 1378), (530, 1066), (533, 1060), (689, 820)]