80890570

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{3821}}^1$

素因数の和:3930

約数の個数: 32

約数和(自身を含む): 152727120

約数和(自身を除く): 71836550

約数列:

[1, 2, 5, 10, 29, 58, 73, 145, 146, 290, 365, 730, 2117, 3821, 4234, 7642, 10585, 19105, 21170, 38210, 110809, 221618, 278933, 554045, 557866, 1108090, 1394665, 2789330, 8089057, 16178114, 40445285, 80890570]

約数ペア:

[(1, 80890570), (2, 40445285), (5, 16178114), (10, 8089057), (29, 2789330), (58, 1394665), (73, 1108090), (145, 557866), (146, 554045), (290, 278933), (365, 221618), (730, 110809), (2117, 38210), (3821, 21170), (4234, 19105), (7642, 10585)]