25977765

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:198

約数の個数: 64

約数和(自身を含む): 48211200

約数和(自身を除く): 22233435

約数列:

[1, 3, 5, 11, 15, 29, 33, 55, 61, 87, 89, 145, 165, 183, 267, 305, 319, 435, 445, 671, 915, 957, 979, 1335, 1595, 1769, 2013, 2581, 2937, 3355, 4785, 4895, 5307, 5429, 7743, 8845, 10065, 12905, 14685, 16287, 19459, 26535, 27145, 28391, 38715, 58377, 59719, 81435, 85173, 97295, 141955, 157441, 179157, 291885, 298595, 425865, 472323, 787205, 895785, 1731851, 2361615, 5195553, 8659255, 25977765]

約数ペア:

[(1, 25977765), (3, 8659255), (5, 5195553), (11, 2361615), (15, 1731851), (29, 895785), (33, 787205), (55, 472323), (61, 425865), (87, 298595), (89, 291885), (145, 179157), (165, 157441), (183, 141955), (267, 97295), (305, 85173), (319, 81435), (435, 59719), (445, 58377), (671, 38715), (915, 28391), (957, 27145), (979, 26535), (1335, 19459), (1595, 16287), (1769, 14685), (2013, 12905), (2581, 10065), (2937, 8845), (3355, 7743), (4785, 5429), (4895, 5307)]