265043920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1373}}^1$

素因数の和:1532

約数の個数: 80

約数和(自身を含む): 654243840

約数和(自身を除く): 389199920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 127, 152, 190, 254, 304, 380, 508, 635, 760, 1016, 1270, 1373, 1520, 2032, 2413, 2540, 2746, 4826, 5080, 5492, 6865, 9652, 10160, 10984, 12065, 13730, 19304, 21968, 24130, 26087, 27460, 38608, 48260, 52174, 54920, 96520, 104348, 109840, 130435, 174371, 193040, 208696, 260870, 348742, 417392, 521740, 697484, 871855, 1043480, 1394968, 1743710, 2086960, 2789936, 3313049, 3487420, 6626098, 6974840, 13252196, 13949680, 16565245, 26504392, 33130490, 53008784, 66260980, 132521960, 265043920]

約数ペア:

[(1, 265043920), (2, 132521960), (4, 66260980), (5, 53008784), (8, 33130490), (10, 26504392), (16, 16565245), (19, 13949680), (20, 13252196), (38, 6974840), (40, 6626098), (76, 3487420), (80, 3313049), (95, 2789936), (127, 2086960), (152, 1743710), (190, 1394968), (254, 1043480), (304, 871855), (380, 697484), (508, 521740), (635, 417392), (760, 348742), (1016, 260870), (1270, 208696), (1373, 193040), (1520, 174371), (2032, 130435), (2413, 109840), (2540, 104348), (2746, 96520), (4826, 54920), (5080, 52174), (5492, 48260), (6865, 38608), (9652, 27460), (10160, 26087), (10984, 24130), (12065, 21968), (13730, 19304)]