3947863750

素因数分解:

$2^1\times 5^4\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{389}}^1$

素因数の和:787

約数の個数: 80

約数和(自身を含む): 7763389920

約数和(自身を除く): 3815526170

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 125, 230, 250, 353, 389, 575, 625, 706, 778, 1150, 1250, 1765, 1945, 2875, 3530, 3890, 5750, 8119, 8825, 8947, 9725, 14375, 16238, 17650, 17894, 19450, 28750, 40595, 44125, 44735, 48625, 81190, 88250, 89470, 97250, 137317, 202975, 220625, 223675, 243125, 274634, 405950, 441250, 447350, 486250, 686585, 1014875, 1118375, 1373170, 2029750, 2236750, 3158291, 3432925, 5074375, 5591875, 6316582, 6865850, 10148750, 11183750, 15791455, 17164625, 31582910, 34329250, 78957275, 85823125, 157914550, 171646250, 394786375, 789572750, 1973931875, 3947863750]

約数ペア:

[(1, 3947863750), (2, 1973931875), (5, 789572750), (10, 394786375), (23, 171646250), (25, 157914550), (46, 85823125), (50, 78957275), (115, 34329250), (125, 31582910), (230, 17164625), (250, 15791455), (353, 11183750), (389, 10148750), (575, 6865850), (625, 6316582), (706, 5591875), (778, 5074375), (1150, 3432925), (1250, 3158291), (1765, 2236750), (1945, 2029750), (2875, 1373170), (3530, 1118375), (3890, 1014875), (5750, 686585), (8119, 486250), (8825, 447350), (8947, 441250), (9725, 405950), (14375, 274634), (16238, 243125), (17650, 223675), (17894, 220625), (19450, 202975), (28750, 137317), (40595, 97250), (44125, 89470), (44735, 88250), (48625, 81190)]