55575780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1657}}^1$

素因数の和:1725

約数の個数: 96

約数和(自身を含む): 171583104

約数和(自身を除く): 116007324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 43, 52, 60, 65, 78, 86, 129, 130, 156, 172, 195, 215, 258, 260, 390, 430, 516, 559, 645, 780, 860, 1118, 1290, 1657, 1677, 2236, 2580, 2795, 3314, 3354, 4971, 5590, 6628, 6708, 8285, 8385, 9942, 11180, 16570, 16770, 19884, 21541, 24855, 33140, 33540, 43082, 49710, 64623, 71251, 86164, 99420, 107705, 129246, 142502, 213753, 215410, 258492, 285004, 323115, 356255, 427506, 430820, 646230, 712510, 855012, 926263, 1068765, 1292460, 1425020, 1852526, 2137530, 2778789, 3705052, 4275060, 4631315, 5557578, 9262630, 11115156, 13893945, 18525260, 27787890, 55575780]

約数ペア:

[(1, 55575780), (2, 27787890), (3, 18525260), (4, 13893945), (5, 11115156), (6, 9262630), (10, 5557578), (12, 4631315), (13, 4275060), (15, 3705052), (20, 2778789), (26, 2137530), (30, 1852526), (39, 1425020), (43, 1292460), (52, 1068765), (60, 926263), (65, 855012), (78, 712510), (86, 646230), (129, 430820), (130, 427506), (156, 356255), (172, 323115), (195, 285004), (215, 258492), (258, 215410), (260, 213753), (390, 142502), (430, 129246), (516, 107705), (559, 99420), (645, 86164), (780, 71251), (860, 64623), (1118, 49710), (1290, 43082), (1657, 33540), (1677, 33140), (2236, 24855), (2580, 21541), (2795, 19884), (3314, 16770), (3354, 16570), (4971, 11180), (5590, 9942), (6628, 8385), (6708, 8285)]