80382380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9973}}^1$

素因数の和:10026

約数の個数: 48

約数和(自身を含む): 187670784

約数和(自身を除く): 107288404

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 9973, 19946, 39892, 49865, 99730, 129649, 199460, 259298, 309163, 518596, 618326, 648245, 1236652, 1296490, 1545815, 2592980, 3091630, 4019119, 6183260, 8038238, 16076476, 20095595, 40191190, 80382380]

約数ペア:

[(1, 80382380), (2, 40191190), (4, 20095595), (5, 16076476), (10, 8038238), (13, 6183260), (20, 4019119), (26, 3091630), (31, 2592980), (52, 1545815), (62, 1296490), (65, 1236652), (124, 648245), (130, 618326), (155, 518596), (260, 309163), (310, 259298), (403, 199460), (620, 129649), (806, 99730), (1612, 49865), (2015, 39892), (4030, 19946), (8060, 9973)]