388317800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{641}}^1$

素因数の和:903

約数の個数: 96

約数和(自身を含む): 977984280

約数和(自身を除く): 589666480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 233, 260, 325, 466, 520, 641, 650, 932, 1165, 1282, 1300, 1864, 2330, 2564, 2600, 3029, 3205, 4660, 5128, 5825, 6058, 6410, 8333, 9320, 11650, 12116, 12820, 15145, 16025, 16666, 23300, 24232, 25640, 30290, 32050, 33332, 41665, 46600, 60580, 64100, 66664, 75725, 83330, 121160, 128200, 149353, 151450, 166660, 208325, 298706, 302900, 333320, 416650, 597412, 605800, 746765, 833300, 1194824, 1493530, 1666600, 1941589, 2987060, 3733825, 3883178, 5974120, 7467650, 7766356, 9707945, 14935300, 15532712, 19415890, 29870600, 38831780, 48539725, 77663560, 97079450, 194158900, 388317800]

約数ペア:

[(1, 388317800), (2, 194158900), (4, 97079450), (5, 77663560), (8, 48539725), (10, 38831780), (13, 29870600), (20, 19415890), (25, 15532712), (26, 14935300), (40, 9707945), (50, 7766356), (52, 7467650), (65, 5974120), (100, 3883178), (104, 3733825), (130, 2987060), (200, 1941589), (233, 1666600), (260, 1493530), (325, 1194824), (466, 833300), (520, 746765), (641, 605800), (650, 597412), (932, 416650), (1165, 333320), (1282, 302900), (1300, 298706), (1864, 208325), (2330, 166660), (2564, 151450), (2600, 149353), (3029, 128200), (3205, 121160), (4660, 83330), (5128, 75725), (5825, 66664), (6058, 64100), (6410, 60580), (8333, 46600), (9320, 41665), (11650, 33332), (12116, 32050), (12820, 30290), (15145, 25640), (16025, 24232), (16666, 23300)]