49651940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^2$

素因数の和:106

約数の個数: 108

約数和(自身を含む): 123887484

約数和(自身を除く): 74235544

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 23, 26, 38, 46, 52, 65, 76, 92, 95, 115, 130, 190, 230, 247, 260, 299, 361, 380, 437, 460, 494, 529, 598, 722, 874, 988, 1058, 1196, 1235, 1444, 1495, 1748, 1805, 2116, 2185, 2470, 2645, 2990, 3610, 4370, 4693, 4940, 5290, 5681, 5980, 6877, 7220, 8303, 8740, 9386, 10051, 10580, 11362, 13754, 16606, 18772, 20102, 22724, 23465, 27508, 28405, 33212, 34385, 40204, 41515, 46930, 50255, 56810, 68770, 83030, 93860, 100510, 107939, 113620, 130663, 137540, 166060, 190969, 201020, 215878, 261326, 381938, 431756, 522652, 539695, 653315, 763876, 954845, 1079390, 1306630, 1909690, 2158780, 2482597, 2613260, 3819380, 4965194, 9930388, 12412985, 24825970, 49651940]

約数ペア:

[(1, 49651940), (2, 24825970), (4, 12412985), (5, 9930388), (10, 4965194), (13, 3819380), (19, 2613260), (20, 2482597), (23, 2158780), (26, 1909690), (38, 1306630), (46, 1079390), (52, 954845), (65, 763876), (76, 653315), (92, 539695), (95, 522652), (115, 431756), (130, 381938), (190, 261326), (230, 215878), (247, 201020), (260, 190969), (299, 166060), (361, 137540), (380, 130663), (437, 113620), (460, 107939), (494, 100510), (529, 93860), (598, 83030), (722, 68770), (874, 56810), (988, 50255), (1058, 46930), (1196, 41515), (1235, 40204), (1444, 34385), (1495, 33212), (1748, 28405), (1805, 27508), (2116, 23465), (2185, 22724), (2470, 20102), (2645, 18772), (2990, 16606), (3610, 13754), (4370, 11362), (4693, 10580), (4940, 10051), (5290, 9386), (5681, 8740), (5980, 8303), (6877, 7220)]