80033890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2683}}^1$

素因数の和:2866

約数の個数: 32

約数和(自身を含む): 152665920

約数和(自身を除く): 72632030

約数列:

[1, 2, 5, 10, 19, 38, 95, 157, 190, 314, 785, 1570, 2683, 2983, 5366, 5966, 13415, 14915, 26830, 29830, 50977, 101954, 254885, 421231, 509770, 842462, 2106155, 4212310, 8003389, 16006778, 40016945, 80033890]

約数ペア:

[(1, 80033890), (2, 40016945), (5, 16006778), (10, 8003389), (19, 4212310), (38, 2106155), (95, 842462), (157, 509770), (190, 421231), (314, 254885), (785, 101954), (1570, 50977), (2683, 29830), (2983, 26830), (5366, 14915), (5966, 13415)]