65419450

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:403

約数の個数: 48

約数和(自身を含む): 125583480

約数和(自身を除く): 60164030

約数列:

[1, 2, 5, 10, 25, 50, 61, 89, 122, 178, 241, 305, 445, 482, 610, 890, 1205, 1525, 2225, 2410, 3050, 4450, 5429, 6025, 10858, 12050, 14701, 21449, 27145, 29402, 42898, 54290, 73505, 107245, 135725, 147010, 214490, 271450, 367525, 536225, 735050, 1072450, 1308389, 2616778, 6541945, 13083890, 32709725, 65419450]

約数ペア:

[(1, 65419450), (2, 32709725), (5, 13083890), (10, 6541945), (25, 2616778), (50, 1308389), (61, 1072450), (89, 735050), (122, 536225), (178, 367525), (241, 271450), (305, 214490), (445, 147010), (482, 135725), (610, 107245), (890, 73505), (1205, 54290), (1525, 42898), (2225, 29402), (2410, 27145), (3050, 21449), (4450, 14701), (5429, 12050), (6025, 10858)]