55538480

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{647}}^1$

素因数の和:726

約数の個数: 80

約数和(自身を含む): 137401920

約数和(自身を除く): 81863440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 37, 40, 58, 74, 80, 116, 145, 148, 185, 232, 290, 296, 370, 464, 580, 592, 647, 740, 1073, 1160, 1294, 1480, 2146, 2320, 2588, 2960, 3235, 4292, 5176, 5365, 6470, 8584, 10352, 10730, 12940, 17168, 18763, 21460, 23939, 25880, 37526, 42920, 47878, 51760, 75052, 85840, 93815, 95756, 119695, 150104, 187630, 191512, 239390, 300208, 375260, 383024, 478780, 694231, 750520, 957560, 1388462, 1501040, 1915120, 2776924, 3471155, 5553848, 6942310, 11107696, 13884620, 27769240, 55538480]

約数ペア:

[(1, 55538480), (2, 27769240), (4, 13884620), (5, 11107696), (8, 6942310), (10, 5553848), (16, 3471155), (20, 2776924), (29, 1915120), (37, 1501040), (40, 1388462), (58, 957560), (74, 750520), (80, 694231), (116, 478780), (145, 383024), (148, 375260), (185, 300208), (232, 239390), (290, 191512), (296, 187630), (370, 150104), (464, 119695), (580, 95756), (592, 93815), (647, 85840), (740, 75052), (1073, 51760), (1160, 47878), (1294, 42920), (1480, 37526), (2146, 25880), (2320, 23939), (2588, 21460), (2960, 18763), (3235, 17168), (4292, 12940), (5176, 10730), (5365, 10352), (6470, 8584)]