87768495

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:313

約数の個数: 64

約数和(自身を含む): 162449280

約数和(自身を除く): 74680785

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 101, 123, 135, 157, 205, 303, 369, 471, 505, 615, 785, 909, 1107, 1413, 1515, 1845, 2355, 2727, 4141, 4239, 4545, 5535, 6437, 7065, 12423, 13635, 15857, 19311, 20705, 21195, 32185, 37269, 47571, 57933, 62115, 79285, 96555, 111807, 142713, 173799, 186345, 237855, 289665, 428139, 559035, 650137, 713565, 868995, 1950411, 2140695, 3250685, 5851233, 9752055, 17553699, 29256165, 87768495]

約数ペア:

[(1, 87768495), (3, 29256165), (5, 17553699), (9, 9752055), (15, 5851233), (27, 3250685), (41, 2140695), (45, 1950411), (101, 868995), (123, 713565), (135, 650137), (157, 559035), (205, 428139), (303, 289665), (369, 237855), (471, 186345), (505, 173799), (615, 142713), (785, 111807), (909, 96555), (1107, 79285), (1413, 62115), (1515, 57933), (1845, 47571), (2355, 37269), (2727, 32185), (4141, 21195), (4239, 20705), (4545, 19311), (5535, 15857), (6437, 13635), (7065, 12423)]