87556720

素因数分解:

$2^4\times 5^1\times {\mathrm{739}}^1\times {\mathrm{1481}}^1$

素因数の和:2233

約数の個数: 40

約数和(自身を含む): 203982480

約数和(自身を除く): 116425760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 739, 1478, 1481, 2956, 2962, 3695, 5912, 5924, 7390, 7405, 11824, 11848, 14780, 14810, 23696, 29560, 29620, 59120, 59240, 118480, 1094459, 2188918, 4377836, 5472295, 8755672, 10944590, 17511344, 21889180, 43778360, 87556720]

約数ペア:

[(1, 87556720), (2, 43778360), (4, 21889180), (5, 17511344), (8, 10944590), (10, 8755672), (16, 5472295), (20, 4377836), (40, 2188918), (80, 1094459), (739, 118480), (1478, 59240), (1481, 59120), (2956, 29620), (2962, 29560), (3695, 23696), (5912, 14810), (5924, 14780), (7390, 11848), (7405, 11824)]