51180220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{461}}^1$

素因数の和:551

約数の個数: 96

約数和(自身を含む): 134741376

約数和(自身を除く): 83561156

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 61, 65, 70, 91, 122, 130, 140, 182, 244, 260, 305, 364, 427, 455, 461, 610, 793, 854, 910, 922, 1220, 1586, 1708, 1820, 1844, 2135, 2305, 3172, 3227, 3965, 4270, 4610, 5551, 5993, 6454, 7930, 8540, 9220, 11102, 11986, 12908, 15860, 16135, 22204, 23972, 27755, 28121, 29965, 32270, 41951, 55510, 56242, 59930, 64540, 83902, 111020, 112484, 119860, 140605, 167804, 196847, 209755, 281210, 365573, 393694, 419510, 562420, 731146, 787388, 839020, 984235, 1462292, 1827865, 1968470, 2559011, 3655730, 3936940, 5118022, 7311460, 10236044, 12795055, 25590110, 51180220]

約数ペア:

[(1, 51180220), (2, 25590110), (4, 12795055), (5, 10236044), (7, 7311460), (10, 5118022), (13, 3936940), (14, 3655730), (20, 2559011), (26, 1968470), (28, 1827865), (35, 1462292), (52, 984235), (61, 839020), (65, 787388), (70, 731146), (91, 562420), (122, 419510), (130, 393694), (140, 365573), (182, 281210), (244, 209755), (260, 196847), (305, 167804), (364, 140605), (427, 119860), (455, 112484), (461, 111020), (610, 83902), (793, 64540), (854, 59930), (910, 56242), (922, 55510), (1220, 41951), (1586, 32270), (1708, 29965), (1820, 28121), (1844, 27755), (2135, 23972), (2305, 22204), (3172, 16135), (3227, 15860), (3965, 12908), (4270, 11986), (4610, 11102), (5551, 9220), (5993, 8540), (6454, 7930)]