49611280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:416

約数の個数: 80

約数和(自身を含む): 122849280

約数和(自身を除く): 73238000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 127, 152, 190, 254, 257, 304, 380, 508, 514, 635, 760, 1016, 1028, 1270, 1285, 1520, 2032, 2056, 2413, 2540, 2570, 4112, 4826, 4883, 5080, 5140, 9652, 9766, 10160, 10280, 12065, 19304, 19532, 20560, 24130, 24415, 32639, 38608, 39064, 48260, 48830, 65278, 78128, 96520, 97660, 130556, 163195, 193040, 195320, 261112, 326390, 390640, 522224, 620141, 652780, 1240282, 1305560, 2480564, 2611120, 3100705, 4961128, 6201410, 9922256, 12402820, 24805640, 49611280]

約数ペア:

[(1, 49611280), (2, 24805640), (4, 12402820), (5, 9922256), (8, 6201410), (10, 4961128), (16, 3100705), (19, 2611120), (20, 2480564), (38, 1305560), (40, 1240282), (76, 652780), (80, 620141), (95, 522224), (127, 390640), (152, 326390), (190, 261112), (254, 195320), (257, 193040), (304, 163195), (380, 130556), (508, 97660), (514, 96520), (635, 78128), (760, 65278), (1016, 48830), (1028, 48260), (1270, 39064), (1285, 38608), (1520, 32639), (2032, 24415), (2056, 24130), (2413, 20560), (2540, 19532), (2570, 19304), (4112, 12065), (4826, 10280), (4883, 10160), (5080, 9766), (5140, 9652)]