201989300

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{33113}}^1$

素因数の和:33188

約数の個数: 36

約数和(自身を含む): 445515756

約数和(自身を除く): 243526456

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 1220, 1525, 3050, 6100, 33113, 66226, 132452, 165565, 331130, 662260, 827825, 1655650, 2019893, 3311300, 4039786, 8079572, 10099465, 20198930, 40397860, 50497325, 100994650, 201989300]

約数ペア:

[(1, 201989300), (2, 100994650), (4, 50497325), (5, 40397860), (10, 20198930), (20, 10099465), (25, 8079572), (50, 4039786), (61, 3311300), (100, 2019893), (122, 1655650), (244, 827825), (305, 662260), (610, 331130), (1220, 165565), (1525, 132452), (3050, 66226), (6100, 33113)]