90907275

素因数分解:

$3^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 155148800

約数和(自身を除く): 64241525

約数列:

[1, 3, 5, 15, 25, 67, 75, 79, 201, 229, 237, 335, 395, 687, 1005, 1145, 1185, 1675, 1975, 3435, 5025, 5293, 5725, 5925, 15343, 15879, 17175, 18091, 26465, 46029, 54273, 76715, 79395, 90455, 132325, 230145, 271365, 383575, 396975, 452275, 1150725, 1212097, 1356825, 3636291, 6060485, 18181455, 30302425, 90907275]

約数ペア:

[(1, 90907275), (3, 30302425), (5, 18181455), (15, 6060485), (25, 3636291), (67, 1356825), (75, 1212097), (79, 1150725), (201, 452275), (229, 396975), (237, 383575), (335, 271365), (395, 230145), (687, 132325), (1005, 90455), (1145, 79395), (1185, 76715), (1675, 54273), (1975, 46029), (3435, 26465), (5025, 18091), (5293, 17175), (5725, 15879), (5925, 15343)]