157030207090

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{6491}}^1\times {\mathrm{39659}}^1$

素因数の和:46218

約数の個数: 32

約数和(自身を含む): 287339555520

約数和(自身を除く): 130309348430

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 6491, 12982, 32455, 39659, 64910, 79318, 198295, 395951, 396590, 791902, 1979755, 2419199, 3959510, 4838398, 12095995, 24191990, 257426569, 514853138, 1287132845, 2574265690, 15703020709, 31406041418, 78515103545, 157030207090]

約数ペア:

[(1, 157030207090), (2, 78515103545), (5, 31406041418), (10, 15703020709), (61, 2574265690), (122, 1287132845), (305, 514853138), (610, 257426569), (6491, 24191990), (12982, 12095995), (32455, 4838398), (39659, 3959510), (64910, 2419199), (79318, 1979755), (198295, 791902), (395951, 396590)]