20100560985

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{523}}^1\times {\mathrm{563}}^1$

素因数の和:1175

約数の個数: 96

約数和(自身を含む): 36790685568

約数和(自身を除く): 16690124583

約数列:

[1, 3, 5, 9, 15, 37, 41, 45, 111, 123, 185, 205, 333, 369, 523, 555, 563, 615, 1517, 1569, 1665, 1689, 1845, 2615, 2815, 4551, 4707, 5067, 7585, 7845, 8445, 13653, 19351, 20831, 21443, 22755, 23083, 23535, 25335, 58053, 62493, 64329, 68265, 69249, 96755, 104155, 107215, 115415, 174159, 187479, 192987, 207747, 290265, 294449, 312465, 321645, 346245, 793391, 854071, 870795, 883347, 937395, 964935, 1038735, 1472245, 2380173, 2562213, 2650041, 3966955, 4270355, 4416735, 7140519, 7686639, 10894613, 11900865, 12072409, 12811065, 13250205, 32683839, 35702595, 36217227, 38433195, 54473065, 60362045, 98051517, 108651681, 163419195, 181086135, 446679133, 490257585, 543258405, 1340037399, 2233395665, 4020112197, 6700186995, 20100560985]

約数ペア:

[(1, 20100560985), (3, 6700186995), (5, 4020112197), (9, 2233395665), (15, 1340037399), (37, 543258405), (41, 490257585), (45, 446679133), (111, 181086135), (123, 163419195), (185, 108651681), (205, 98051517), (333, 60362045), (369, 54473065), (523, 38433195), (555, 36217227), (563, 35702595), (615, 32683839), (1517, 13250205), (1569, 12811065), (1665, 12072409), (1689, 11900865), (1845, 10894613), (2615, 7686639), (2815, 7140519), (4551, 4416735), (4707, 4270355), (5067, 3966955), (7585, 2650041), (7845, 2562213), (8445, 2380173), (13653, 1472245), (19351, 1038735), (20831, 964935), (21443, 937395), (22755, 883347), (23083, 870795), (23535, 854071), (25335, 793391), (58053, 346245), (62493, 321645), (64329, 312465), (68265, 294449), (69249, 290265), (96755, 207747), (104155, 192987), (107215, 187479), (115415, 174159)]