28720150

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^2\times {\mathrm{683}}^1$

素因数の和:753

約数の個数: 36

約数和(自身を含む): 55406052

約数和(自身を除く): 26685902

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 683, 725, 841, 1366, 1450, 1682, 3415, 4205, 6830, 8410, 17075, 19807, 21025, 34150, 39614, 42050, 99035, 198070, 495175, 574403, 990350, 1148806, 2872015, 5744030, 14360075, 28720150]

約数ペア:

[(1, 28720150), (2, 14360075), (5, 5744030), (10, 2872015), (25, 1148806), (29, 990350), (50, 574403), (58, 495175), (145, 198070), (290, 99035), (683, 42050), (725, 39614), (841, 34150), (1366, 21025), (1450, 19807), (1682, 17075), (3415, 8410), (4205, 6830)]