274315340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{659}}^1\times {\mathrm{1601}}^1$

素因数の和:2282

約数の個数: 48

約数和(自身を含む): 621704160

約数和(自身を除く): 347388820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 659, 1318, 1601, 2636, 3202, 3295, 6404, 6590, 8005, 8567, 13180, 16010, 17134, 20813, 32020, 34268, 41626, 42835, 83252, 85670, 104065, 171340, 208130, 416260, 1055059, 2110118, 4220236, 5275295, 10550590, 13715767, 21101180, 27431534, 54863068, 68578835, 137157670, 274315340]

約数ペア:

[(1, 274315340), (2, 137157670), (4, 68578835), (5, 54863068), (10, 27431534), (13, 21101180), (20, 13715767), (26, 10550590), (52, 5275295), (65, 4220236), (130, 2110118), (260, 1055059), (659, 416260), (1318, 208130), (1601, 171340), (2636, 104065), (3202, 85670), (3295, 83252), (6404, 42835), (6590, 41626), (8005, 34268), (8567, 32020), (13180, 20813), (16010, 17134)]