80123100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{409}}^1\times {\mathrm{653}}^1$

素因数の和:1079

約数の個数: 72

約数和(自身を含む): 232745520

約数和(自身を除く): 152622420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 409, 653, 818, 1227, 1306, 1636, 1959, 2045, 2454, 2612, 3265, 3918, 4090, 4908, 6135, 6530, 7836, 8180, 9795, 10225, 12270, 13060, 16325, 19590, 20450, 24540, 30675, 32650, 39180, 40900, 48975, 61350, 65300, 97950, 122700, 195900, 267077, 534154, 801231, 1068308, 1335385, 1602462, 2670770, 3204924, 4006155, 5341540, 6676925, 8012310, 13353850, 16024620, 20030775, 26707700, 40061550, 80123100]

約数ペア:

[(1, 80123100), (2, 40061550), (3, 26707700), (4, 20030775), (5, 16024620), (6, 13353850), (10, 8012310), (12, 6676925), (15, 5341540), (20, 4006155), (25, 3204924), (30, 2670770), (50, 1602462), (60, 1335385), (75, 1068308), (100, 801231), (150, 534154), (300, 267077), (409, 195900), (653, 122700), (818, 97950), (1227, 65300), (1306, 61350), (1636, 48975), (1959, 40900), (2045, 39180), (2454, 32650), (2612, 30675), (3265, 24540), (3918, 20450), (4090, 19590), (4908, 16325), (6135, 13060), (6530, 12270), (7836, 10225), (8180, 9795)]