20049271215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{51829}}^1$

素因数の和:51932

約数の個数: 64

約数和(自身を含む): 35735333760

約数和(自身を除く): 15686062545

約数列:

[1, 3, 5, 15, 17, 37, 41, 51, 85, 111, 123, 185, 205, 255, 555, 615, 629, 697, 1517, 1887, 2091, 3145, 3485, 4551, 7585, 9435, 10455, 22755, 25789, 51829, 77367, 128945, 155487, 259145, 386835, 777435, 881093, 1917673, 2124989, 2643279, 4405465, 5753019, 6374967, 9588365, 10624945, 13216395, 28765095, 31874835, 32600441, 36124813, 78624593, 97801323, 108374439, 163002205, 180624065, 235873779, 393122965, 489006615, 541872195, 1179368895, 1336618081, 4009854243, 6683090405, 20049271215]

約数ペア:

[(1, 20049271215), (3, 6683090405), (5, 4009854243), (15, 1336618081), (17, 1179368895), (37, 541872195), (41, 489006615), (51, 393122965), (85, 235873779), (111, 180624065), (123, 163002205), (185, 108374439), (205, 97801323), (255, 78624593), (555, 36124813), (615, 32600441), (629, 31874835), (697, 28765095), (1517, 13216395), (1887, 10624945), (2091, 9588365), (3145, 6374967), (3485, 5753019), (4551, 4405465), (7585, 2643279), (9435, 2124989), (10455, 1917673), (22755, 881093), (25789, 777435), (51829, 386835), (77367, 259145), (128945, 155487)]