245920

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:97

約数の個数: 48

約数和(自身を含む): 612360

約数和(自身を除く): 366440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 53, 58, 80, 106, 116, 145, 160, 212, 232, 265, 290, 424, 464, 530, 580, 848, 928, 1060, 1160, 1537, 1696, 2120, 2320, 3074, 4240, 4640, 6148, 7685, 8480, 12296, 15370, 24592, 30740, 49184, 61480, 122960, 245920]

約数ペア:

[(1, 245920), (2, 122960), (4, 61480), (5, 49184), (8, 30740), (10, 24592), (16, 15370), (20, 12296), (29, 8480), (32, 7685), (40, 6148), (53, 4640), (58, 4240), (80, 3074), (106, 2320), (116, 2120), (145, 1696), (160, 1537), (212, 1160), (232, 1060), (265, 928), (290, 848), (424, 580), (464, 530)]