50305480

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:514

約数の個数: 64

約数和(自身を含む): 117514800

約数和(自身を除く): 67209320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 61, 106, 122, 212, 244, 265, 305, 389, 424, 488, 530, 610, 778, 1060, 1220, 1556, 1945, 2120, 2440, 3112, 3233, 3890, 6466, 7780, 12932, 15560, 16165, 20617, 23729, 25864, 32330, 41234, 47458, 64660, 82468, 94916, 103085, 118645, 129320, 164936, 189832, 206170, 237290, 412340, 474580, 824680, 949160, 1257637, 2515274, 5030548, 6288185, 10061096, 12576370, 25152740, 50305480]

約数ペア:

[(1, 50305480), (2, 25152740), (4, 12576370), (5, 10061096), (8, 6288185), (10, 5030548), (20, 2515274), (40, 1257637), (53, 949160), (61, 824680), (106, 474580), (122, 412340), (212, 237290), (244, 206170), (265, 189832), (305, 164936), (389, 129320), (424, 118645), (488, 103085), (530, 94916), (610, 82468), (778, 64660), (1060, 47458), (1220, 41234), (1556, 32330), (1945, 25864), (2120, 23729), (2440, 20617), (3112, 16165), (3233, 15560), (3890, 12932), (6466, 7780)]