19325175

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{659}}^1$

素因数の和:712

約数の個数: 48

約数和(自身を含む): 35354880

約数和(自身を除く): 16029705

約数列:

[1, 3, 5, 15, 17, 23, 25, 51, 69, 75, 85, 115, 255, 345, 391, 425, 575, 659, 1173, 1275, 1725, 1955, 1977, 3295, 5865, 9775, 9885, 11203, 15157, 16475, 29325, 33609, 45471, 49425, 56015, 75785, 168045, 227355, 257669, 280075, 378925, 773007, 840225, 1136775, 1288345, 3865035, 6441725, 19325175]

約数ペア:

[(1, 19325175), (3, 6441725), (5, 3865035), (15, 1288345), (17, 1136775), (23, 840225), (25, 773007), (51, 378925), (69, 280075), (75, 257669), (85, 227355), (115, 168045), (255, 75785), (345, 56015), (391, 49425), (425, 45471), (575, 33609), (659, 29325), (1173, 16475), (1275, 15157), (1725, 11203), (1955, 9885), (1977, 9775), (3295, 5865)]