55407560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{839}}^1$

素因数の和:990

約数の個数: 64

約数和(自身を含む): 135475200

約数和(自身を除く): 80067640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 127, 130, 254, 260, 508, 520, 635, 839, 1016, 1270, 1651, 1678, 2540, 3302, 3356, 4195, 5080, 6604, 6712, 8255, 8390, 10907, 13208, 16510, 16780, 21814, 33020, 33560, 43628, 54535, 66040, 87256, 106553, 109070, 213106, 218140, 426212, 436280, 532765, 852424, 1065530, 1385189, 2131060, 2770378, 4262120, 5540756, 6925945, 11081512, 13851890, 27703780, 55407560]

約数ペア:

[(1, 55407560), (2, 27703780), (4, 13851890), (5, 11081512), (8, 6925945), (10, 5540756), (13, 4262120), (20, 2770378), (26, 2131060), (40, 1385189), (52, 1065530), (65, 852424), (104, 532765), (127, 436280), (130, 426212), (254, 218140), (260, 213106), (508, 109070), (520, 106553), (635, 87256), (839, 66040), (1016, 54535), (1270, 43628), (1651, 33560), (1678, 33020), (2540, 21814), (3302, 16780), (3356, 16510), (4195, 13208), (5080, 10907), (6604, 8390), (6712, 8255)]