20752650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{107}}^1\times {\mathrm{431}}^1$

素因数の和:556

約数の個数: 72

約数和(自身を含む): 56407104

約数和(自身を除く): 35654454

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 107, 150, 214, 225, 321, 431, 450, 535, 642, 862, 963, 1070, 1293, 1605, 1926, 2155, 2586, 2675, 3210, 3879, 4310, 4815, 5350, 6465, 7758, 8025, 9630, 10775, 12930, 16050, 19395, 21550, 24075, 32325, 38790, 46117, 48150, 64650, 92234, 96975, 138351, 193950, 230585, 276702, 415053, 461170, 691755, 830106, 1152925, 1383510, 2075265, 2305850, 3458775, 4150530, 6917550, 10376325, 20752650]

約数ペア:

[(1, 20752650), (2, 10376325), (3, 6917550), (5, 4150530), (6, 3458775), (9, 2305850), (10, 2075265), (15, 1383510), (18, 1152925), (25, 830106), (30, 691755), (45, 461170), (50, 415053), (75, 276702), (90, 230585), (107, 193950), (150, 138351), (214, 96975), (225, 92234), (321, 64650), (431, 48150), (450, 46117), (535, 38790), (642, 32325), (862, 24075), (963, 21550), (1070, 19395), (1293, 16050), (1605, 12930), (1926, 10775), (2155, 9630), (2586, 8025), (2675, 7758), (3210, 6465), (3879, 5350), (4310, 4815)]