163037720

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{26993}}^1$

素因数の和:27155

約数の個数: 32

約数和(自身を含む): 369277920

約数和(自身を除く): 206240200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 26993, 53986, 107972, 134965, 215944, 269930, 539860, 1079720, 4075943, 8151886, 16303772, 20379715, 32607544, 40759430, 81518860, 163037720]

約数ペア:

[(1, 163037720), (2, 81518860), (4, 40759430), (5, 32607544), (8, 20379715), (10, 16303772), (20, 8151886), (40, 4075943), (151, 1079720), (302, 539860), (604, 269930), (755, 215944), (1208, 134965), (1510, 107972), (3020, 53986), (6040, 26993)]