49961780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:281

約数の個数: 96

約数和(自身を含む): 121927680

約数和(自身を除く): 71965900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 41, 44, 55, 58, 82, 110, 116, 145, 164, 191, 205, 220, 290, 319, 382, 410, 451, 580, 638, 764, 820, 902, 955, 1189, 1276, 1595, 1804, 1910, 2101, 2255, 2378, 3190, 3820, 4202, 4510, 4756, 5539, 5945, 6380, 7831, 8404, 9020, 10505, 11078, 11890, 13079, 15662, 21010, 22156, 23780, 26158, 27695, 31324, 39155, 42020, 52316, 55390, 60929, 65395, 78310, 86141, 110780, 121858, 130790, 156620, 172282, 227099, 243716, 261580, 304645, 344564, 430705, 454198, 609290, 861410, 908396, 1135495, 1218580, 1722820, 2270990, 2498089, 4541980, 4996178, 9992356, 12490445, 24980890, 49961780]

約数ペア:

[(1, 49961780), (2, 24980890), (4, 12490445), (5, 9992356), (10, 4996178), (11, 4541980), (20, 2498089), (22, 2270990), (29, 1722820), (41, 1218580), (44, 1135495), (55, 908396), (58, 861410), (82, 609290), (110, 454198), (116, 430705), (145, 344564), (164, 304645), (191, 261580), (205, 243716), (220, 227099), (290, 172282), (319, 156620), (382, 130790), (410, 121858), (451, 110780), (580, 86141), (638, 78310), (764, 65395), (820, 60929), (902, 55390), (955, 52316), (1189, 42020), (1276, 39155), (1595, 31324), (1804, 27695), (1910, 26158), (2101, 23780), (2255, 22156), (2378, 21010), (3190, 15662), (3820, 13079), (4202, 11890), (4510, 11078), (4756, 10505), (5539, 9020), (5945, 8404), (6380, 7831)]