204601808

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{5113}}^1$

素因数の和:5223

約数の個数: 40

約数和(自身を含む): 412822536

約数和(自身を除く): 208220728

約数列:

[1, 2, 4, 8, 16, 41, 61, 82, 122, 164, 244, 328, 488, 656, 976, 2501, 5002, 5113, 10004, 10226, 20008, 20452, 40016, 40904, 81808, 209633, 311893, 419266, 623786, 838532, 1247572, 1677064, 2495144, 3354128, 4990288, 12787613, 25575226, 51150452, 102300904, 204601808]

約数ペア:

[(1, 204601808), (2, 102300904), (4, 51150452), (8, 25575226), (16, 12787613), (41, 4990288), (61, 3354128), (82, 2495144), (122, 1677064), (164, 1247572), (244, 838532), (328, 623786), (488, 419266), (656, 311893), (976, 209633), (2501, 81808), (5002, 40904), (5113, 40016), (10004, 20452), (10226, 20008)]