31870670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4019}}^1$

素因数の和:4100

約数の個数: 32

約数和(自身を含む): 62808480

約数和(自身を除く): 30937810

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 305, 610, 793, 1586, 3965, 4019, 7930, 8038, 20095, 40190, 52247, 104494, 245159, 261235, 490318, 522470, 1225795, 2451590, 3187067, 6374134, 15935335, 31870670]

約数ペア:

[(1, 31870670), (2, 15935335), (5, 6374134), (10, 3187067), (13, 2451590), (26, 1225795), (61, 522470), (65, 490318), (122, 261235), (130, 245159), (305, 104494), (610, 52247), (793, 40190), (1586, 20095), (3965, 8038), (4019, 7930)]