208033180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{4159}}^1$

素因数の和:4270

約数の個数: 48

約数和(自身を含む): 454970880

約数和(自身を除く): 246937700

約数列:

[1, 2, 4, 5, 10, 20, 41, 61, 82, 122, 164, 205, 244, 305, 410, 610, 820, 1220, 2501, 4159, 5002, 8318, 10004, 12505, 16636, 20795, 25010, 41590, 50020, 83180, 170519, 253699, 341038, 507398, 682076, 852595, 1014796, 1268495, 1705190, 2536990, 3410380, 5073980, 10401659, 20803318, 41606636, 52008295, 104016590, 208033180]

約数ペア:

[(1, 208033180), (2, 104016590), (4, 52008295), (5, 41606636), (10, 20803318), (20, 10401659), (41, 5073980), (61, 3410380), (82, 2536990), (122, 1705190), (164, 1268495), (205, 1014796), (244, 852595), (305, 682076), (410, 507398), (610, 341038), (820, 253699), (1220, 170519), (2501, 83180), (4159, 50020), (5002, 41590), (8318, 25010), (10004, 20795), (12505, 16636)]