51495860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:213

約数の個数: 96

約数和(自身を含む): 123070752

約数和(自身を除く): 71574892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 53, 65, 74, 101, 106, 130, 148, 185, 202, 212, 260, 265, 370, 404, 481, 505, 530, 689, 740, 962, 1010, 1060, 1313, 1378, 1924, 1961, 2020, 2405, 2626, 2756, 3445, 3737, 3922, 4810, 5252, 5353, 6565, 6890, 7474, 7844, 9620, 9805, 10706, 13130, 13780, 14948, 18685, 19610, 21412, 25493, 26260, 26765, 37370, 39220, 48581, 50986, 53530, 69589, 74740, 97162, 101972, 107060, 127465, 139178, 194324, 198061, 242905, 254930, 278356, 347945, 396122, 485810, 509860, 695890, 792244, 971620, 990305, 1391780, 1980610, 2574793, 3961220, 5149586, 10299172, 12873965, 25747930, 51495860]

約数ペア:

[(1, 51495860), (2, 25747930), (4, 12873965), (5, 10299172), (10, 5149586), (13, 3961220), (20, 2574793), (26, 1980610), (37, 1391780), (52, 990305), (53, 971620), (65, 792244), (74, 695890), (101, 509860), (106, 485810), (130, 396122), (148, 347945), (185, 278356), (202, 254930), (212, 242905), (260, 198061), (265, 194324), (370, 139178), (404, 127465), (481, 107060), (505, 101972), (530, 97162), (689, 74740), (740, 69589), (962, 53530), (1010, 50986), (1060, 48581), (1313, 39220), (1378, 37370), (1924, 26765), (1961, 26260), (2020, 25493), (2405, 21412), (2626, 19610), (2756, 18685), (3445, 14948), (3737, 13780), (3922, 13130), (4810, 10706), (5252, 9805), (5353, 9620), (6565, 7844), (6890, 7474)]